Impossible in Sign Language (ASL)

How to sign Impossible in ASL
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The sign for “impossible” in American Sign Language (ASL) conveys the idea of something that cannot be done or achieved. It’s commonly used in conversations when discussing challenges or expressing doubt about a situation. This sign can reflect both a literal impossibility and a figurative sense of discouragement.

Last reviewed: March 15, 2026

Frequently Asked Questions

How can I use the sign ‘impossible’ in sentences?

You can use the sign ‘impossible’ in various contexts, such as ‘It is impossible to finish this project on time’ by incorporating the sign while voicing or signing the rest of the sentence. Remember to pair the sign with appropriate facial expressions to convey the emotion behind your statement.

Are there regional variations of the sign ‘impossible’?

Yes, regional variations can exist in ASL, where different communities might use a slightly different handshape or movement for ‘impossible.’ If you’re in a new area, it’s beneficial to observe and ask local Deaf individuals about their preferred signs to ensure clear communication.

Is there a difference between formal and informal usage of the sign ‘impossible’?

The sign ‘impossible’ can be used in both formal and informal settings, but the accompanying facial expressions and body language may differ. In formal contexts, you might want to maintain a more neutral expression, while in informal conversations, you can express stronger emotions like frustration or disbelief.

What are some signs that are similar to ‘impossible’ and could be easily confused?

The sign for ‘impossible’ can be confused with signs like ‘difficult’ or ‘hard’ because they also express challenges. Pay close attention to the handshape and movement; ‘impossible’ uses a ‘Y’ handshape, while ‘difficult’ may involve a different handshape or motion.

How does the sign ‘impossible’ compare to BSL (British Sign Language)?

In BSL, the sign for ‘impossible’ is quite different from ASL, typically involving a different handshape and movement. Understanding these differences highlights the diversity within sign languages, and it’s a great reminder of the unique cultural identity of the Deaf community in each country.

What are some effective teaching tips for the sign ‘impossible’?

When teaching the sign ‘impossible,’ demonstrate the sign clearly in context and encourage students to practice with facial expressions that match the meaning. Using role-playing scenarios where they can express feelings of frustration or disbelief can also help reinforce understanding of the sign’s usage.

Table of Contents

Sign at a Glance

Type Adjective
Sign Type Asymmetricaldifferenthandshape
Location Hand
Handshape y
Movement Straight
Iconicity Arbitrary (2.296/7) — Arbitrary
Frequency Common (4.542/7)
Semantic Category Attribute
ASL Signbank View sign video →

Data: ASL-LEX 2.0 · ASL Signbank (Caselli et al., 2017)

How to Sign “Impossible”

  1. Begin with your dominant hand in a “Y” handshape, where your thumb and pinky are extended while the other fingers are closed.
  2. Position your hand in front of your chest, with your palm facing inwards.
  3. Move your hand slightly forward and then shake it side to side. This movement emphasizes the concept of something being unattainable.
  4. Maintain a facial expression that conveys a sense of disbelief or frustration, as this enhances the meaning of the sign.

Common Mistakes

  • Forgetting to use the appropriate facial expressions, which can make the sign feel less expressive and impactful.
  • Using the wrong handshape; it’s important to keep the “Y” handshape for clarity.
  • Not moving the hand forward and shaking it side to side, which is crucial for conveying the meaning of “impossible.”
  • 1 Dollar – A sign used for currency or financial contexts.
  • 5 Dollars – Another financial sign that denotes a specific amount of money.
  • Abbreviate – A sign that conveys the idea of shortening or making something concise.

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