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Video via SpreadTheSign  - Free educational resource BSL
Updated April 26, 2026
British Sign Language (BSL) 🟢 Beginner 📊 A2 ⚡ Common Verb

promise

To give a solemn assurance or make a firm vow

Source-linked video Step-by-step guide Context and safety notes
Synonyms
Vow guarantee commit
Antonyms
Break deny renege
Difficulty
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How to sign it
Handshape
Dominant hand is flat, fingers together, thumb alongside
Location
Starts near the dominant side of the chest/stomach
Movement
Firm, linear forward movement from the body
Palm Orientation
Starts palm up, moves to palm slightly forward/up
Facial Expression
Firm, sincere facial expression; head nod
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What This Sign Means in BSL

The BSL sign for promise isn't just about uttering a word; it's a physical embodiment of commitment, sincerity, and resolve. When you make this sign, you're not just conveying an intention, you're putting your word forward with conviction. It's a powerful declaration, much like laying your hand over your heart to swear an oath, but projected outwards.

Notice how the dominant hand is flat, fingers together, with the thumb alongside. This open, uncupped handshape feels inherently honest and straightforward, almost like showing there's nothing hidden. The movement itself, a firm, linear push forward from the chest or stomach area, symbolises delivering your word directly and without wavering. It’s a deliberate action, signifying that what you say, you mean.

This sign carries significant emotional weight. It tells the person you're signing to that they can rely on you, that your commitment is steadfast. It's a direct, unambiguous statement of future action or intent, backed by personal integrity. There's a certain gravitas to it that sets it apart from a casual agreement or simple statement of fact.

When This Sign Feels Natural

You'll find the BSL sign for promise feels most natural in situations where your word truly needs to carry weight. Imagine you’re reassuring a worried friend that you’ll definitely be there for them, or pledging to complete an important task by a deadline. It’s perfect for those moments when you want to convey absolute certainty and personal accountability. It's a sign that builds trust and reinforces reliability in your communication.

This sign fits perfectly in more serious or heartfelt contexts. Think about a parent promising their child a special treat for good behaviour, or a friend promising to keep a secret. It’s less suited for casual, everyday affirmations like "I'll try" or "maybe." If you're not entirely committed, or if there's an element of doubt, another sign like "try" or "hope" would be more appropriate. The sign for promise implies a significant, often unbreakable, pledge.

Consider your audience and the emotional tone you wish to convey. If you're signing to someone who needs strong reassurance, or if you're making a solemn personal vow, this is definitely the sign to use. It speaks to integrity and a firm intention to follow through. It’s a sign that demands a certain level of conviction from the signer, and it communicates that conviction powerfully to the receiver.

What Learners Usually Miss

One common mistake learners make with the BSL sign for promise is underestimating the *firmness* and *deliberation* of the movement. It isn't a quick flick or a gentle push. It's a strong, steady, linear forward movement from the body, almost like you're pushing your will or your word directly out to the person you're addressing. Some learners might make the movement too weak, too short, or let the hand waver, which can dilute the meaning from a strong promise to a mere suggestion or even a simple statement like "tell" or "send." The resolute trajectory is key.

Another crucial element often missed is the accompanying facial expression. A neutral or uncertain face can completely undermine the message of commitment. To truly convey "promise," your face should match the sincerity of the sign. This might mean a serious, determined, or heartfelt expression, depending on the context of the promise. Without this facial congruence, the sign can lose its emotional impact and might even be misinterpreted as a more neutral verb like "deliver" or "put." Remember, BSL is a full-body language, and the face plays a vital role in conveying nuance and emotion.

Timing and direction are also subtle points that can be overlooked. The sign should start clearly near your dominant side of the chest/stomach, as if originating from your core, and then move directly forward. Avoid making it arc upwards or downwards, as this can change the meaning or weaken the impact. The movement should be sustained just long enough to convey conviction, not rushed. Practise maintaining that straight line and consistent firmness, ensuring the sign feels grounded and purposeful from start to finish.

A Simple Way to Remember It

Think of the BSL sign for promise as literally pushing your word, your intention, and your integrity out into the world. Your flat, open hand shows honesty, and the firm forward motion from your chest area signifies that this commitment comes from your very core, delivered directly and without hesitation.

  • Your word leaving your heart: The starting point near your chest or stomach symbolises the promise originating from your deepest self, your sincerity.
  • A firm declaration: The strong, linear forward movement embodies the unwavering resolve and directness of a true promise.
  • An open, honest hand: The flat handshape, with fingers together and thumb alongside, suggests transparency and nothing being hidden, reinforcing trustworthiness.

Short Practice Situations

  • You promise your friend you'll help them study for their upcoming exam next week, showing your commitment.
  • A child promises their parent they'll tidy their room before watching television, indicating a firm intention to complete the task.
  • You make a personal promise to yourself to start a new healthy habit, using the sign to reinforce your self-discipline.
  • Someone promises to keep a secret you've shared with them, conveying that your trust will be honoured.

Signs to Learn Next

  • Agree: While related, "agree" signifies a mutual understanding or acceptance, whereas "promise" is a personal commitment to future action. Learning "agree" helps you differentiate between shared understanding and individual pledges.
  • Trust: A crucial concept often intertwined with promises. When you promise, you seek to build or maintain trust. Understanding "trust" will deepen your appreciation of the weight of a promise.
  • Vow: Similar to "promise" but often carries a more formal, solemn, or sacred connotation, often for life-changing commitments like marriage. Comparing it to "promise" helps you grasp the varying degrees of commitment in BSL.
  • Commit / Commitment: This sign is directly related as making a promise *is* a form of commitment. Learning "commit" will help you express the broader concept of dedication, of which a promise is a specific instance.
  • Truth / Honest: A promise implies veracity and good faith. Learning these signs will help you articulate the underlying principles of honesty and integrity that make a promise meaningful.

🤖 AI Learning Guide for "promise"

This BSL sign conveys a solemn commitment or assurance using a decisive forward hand movement with appropriate facial expression

🎯 Practice Challenge

Practice signing with varying degrees of sincerity and firmness

⚠️ Most Common Mistake

AI can correct handshape, movement trajectory, and ensure appropriate non-manual features for sincerity

👐 How to Sign "promise" in British Sign Language (BSL) (Quick Answer)

Follow these steps to sign promise correctly in British Sign Language (BSL):

  1. 1 Form B-hand palm up
  2. 2 Place hand near dominant side of chest
  3. 3 Move hand firmly forward and slightly down
  4. 4 Maintain firm facial expression and nod head

Tip: Watch the video above while following these steps for best results.

🤚 Sign Profile

🤚
Handshape
Dominant hand is flat, fingers together, thumb alongside
🔣
Handshape Code
B
Dominant Hand
Right
🙌
Hand Count
One-handed
📍
Location
Starts near the dominant side of the chest/stomach
↗️
Movement
Firm, linear forward movement from the body
🔄
Movement Type
Linear
👆
Contact
Air
👋
Palm Orientation
Starts palm up, moves to palm slightly forward/up

😊 Non-Manual Features

Facial expressions and body language are grammatically essential in British Sign Language (BSL) - not optional!

😊
Facial Expression
Firm, sincere facial expression; head nod
🙆
Eyebrows
Furrowed
👁️
Eye Gaze
Forward
🙂
Head Movement
Nod (yes)
👄
Mouth Morpheme
'pff' or 'mm' for emphasis (optional)
🕴️
Body Shift
None

📖 Grammar & Linguistics

Part of Speech Action verb, transitive or intransitive
Transitivity Both
Inflection Yes
Classifier Usage N/A
Role Shift No

🎓 Learning Context

📌 When to Use: Making a commitment, giving a pledge, assuring someone of future action
⚠️ Common Mistake: Too weak a movement, incorrect palm orientation, lack of non-manual features
🚫 When NOT to Use: When intending to deceive or for trivial assurances without conviction
Context Tags
Commitment assurance future action

🧪 Practice Lab

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Meaning check

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Usage check

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Confidence check

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🧭 Scenario Drill

One sign gets remembered faster when you attach it to real situations. Try these quick scene prompts.

Work

Stretch practice

Use this sign in a short workplace sentence or meeting exchange.

Family

Stretch practice

Try signing this while talking about family life or something at home.

School

Stretch practice

Imagine teaching this sign to a classmate or using it in a lesson.

Doctor

Stretch practice

Practise it in a healthcare conversation where clarity matters.

Travel

Stretch practice

Use it in a travel scenario like asking for help or directions.

💬 Example Usage

1.[en] I promise / BSL:[firm sign] | 2.[en] Promise me / BSL:[sign with eye contact] | 3.[en] Will you promise? / BSL:[sign with questioning face]

1.[en] I promise / BSL:[firm sign] | 2.[en] Promise me / BSL:[sign with eye contact] | 3.[en] Will you promise? / BSL:[sign with questioning face]

When to use it

Making a commitment, giving a pledge, assuring someone of future action

When not to use it

When intending to deceive or for trivial assurances without conviction

Register

Neutral

🌍 Cultural Context

The concept of 'promise' holds significant weight in Deaf culture, similar to hearing culture

🗺️ Regional Variations

Minor variations in starting point or exact palm orientation may exist

⚖️ Similar Signs - What's the Difference?

This sign promise
VS
Similar signs Look closely
The BSL sign for PROMISE (B-hand, palm up, from chest forward, firm) can be confused with HONEST (often G-hand from mouth/chin forward, or a flat hand tapping the other). PROMISE emphasizes commitment and a future obligation, while HONEST refers to truthfulness and sincerity in general. Pay attention to the specific handshape, starting location, and direction of movement for clarity

📝 Usage Notes

The firmness of the movement and facial expression convey sincerity and conviction

Frequently Asked Questions

Common questions about the British Sign Language (BSL) sign for "promise".

🏷️ Tags

Handshape

Keywords

💡
Did you know?
Practising in front of a mirror helps you check your handshape and movement.

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