How to Sign "Not"

Take your hand in an open “A” handshape, you will place it under your chin with your thumb touching the bottom of your chin. Then you will push your hand out from under your chin flicking the bottom of it while shaking your head “no”

Examples Using "Not" in a Sentence

1

I am not tired.

Point to yourself for 'I', then sign 'NOT' by flicking your thumb out from under your chin while shaking your head. Finish with the sign for 'TIRED'. The headshake emphasizes the negative meaning.

2

That is not my book.

Point to the object, sign 'NOT' using the forward thumb flick from the chin with a clear headshake, then sign 'MY' and 'BOOK'. The negative sign comes right before the concept being denied.

3

I do not understand.

Sign 'I', then 'NOT' with the open 'A' handshape moving outward from your chin, and finally 'UNDERSTAND'. Keep your head shaking slightly throughout the phrase to clearly show you are negating the verb.

How to Sign "Not"
Take your hand in an open “A” handshape, you will place it under your chin with your thumb touching the bottom of your chin. Then you will push your hand out from under your chin flicking the bottom of it while shaking your head “no”
Visual Logic(Etymology)
The sign for 'not' shares its location with several other ASL signs related to speaking, truth, or denial. The outward flicking motion of the thumb from the chin visually represents pushing away, rejecting, or denying a concept.
Signing Tips
Focus heavily on the non-manual marker, which is shaking your head 'no'. In ASL, negating a sentence relies just as much on your face and head movement as it does on your hands. Ensure your thumb makes light contact with the underside of your chin before executing a single, crisp outward motion.
Common Mistakes
A very common mistake is forgetting to shake the head 'no' while signing. Without the headshake, the negation is incomplete and can confuse the viewer. Another frequent error is using a standard 'A' fist or an index finger instead of the open 'A' handshape with the thumb extended.
Regional Variations
This sign is widely used and understood across the ASL community with minimal regional variation.
Examples Using "Not" in a Sentence
1

I am not tired.

Point to yourself for 'I', then sign 'NOT' by flicking your thumb out from under your chin while shaking your head. Finish with the sign for 'TIRED'. The headshake emphasizes the negative meaning.

2

That is not my book.

Point to the object, sign 'NOT' using the forward thumb flick from the chin with a clear headshake, then sign 'MY' and 'BOOK'. The negative sign comes right before the concept being denied.

3

I do not understand.

Sign 'I', then 'NOT' with the open 'A' handshape moving outward from your chin, and finally 'UNDERSTAND'. Keep your head shaking slightly throughout the phrase to clearly show you are negating the verb.

Frequently Asked Questions
Do I always have to shake my head when signing 'not'?

Yes! In ASL, shaking your head is a crucial Non-Manual Marker (NMM) for negation. Even if you sign the word perfectly with your hands, forgetting the headshake can make your sentence look unnatural or cause the viewer to miss the negative meaning entirely.

What exactly is an open 'A' handshape?

An open 'A' handshape is made by forming a fist like the ASL letter 'A', but extending your thumb outward instead of resting it flat against your index finger. For the sign 'not', the pad of this extended thumb is what touches the bottom of your chin.

Where does the word 'not' go in an ASL sentence?

In ASL, 'not' usually comes right before the verb or adjective you are negating, such as signing 'NOT LIKE' or 'NOT COLD'. Depending on the context, it can also be placed at the very end of the sentence to add emphasis to the denial.

ASL is a beautiful, expressive language. Practice regularly and have fun!