To sign the word “proof,” use the American Sign Language (ASL) gesture for the letter “P” by curling your fingers and placing your thumb over them. Then, move your hand forward and down in a slight arc motion.
how to sign the word proof
The ASL sign for "Proof": use the American Sign Language (ASL) gesture for the letter "P" by curling your fingers and placing your thumb over them. Quick step-by-step guide for ASL learners and parents.