sign language

American  

noun

1. Also called sign.  any of several visual-gestural systems of communication, especially employing manual gestures, as used among deaf people.

2. any means of communication, as between speakers of different languages, using gestures.

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sign language British  

noun

1. another word for signing

2. any system of communication by manual signs or gestures

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Etymology

Origin of sign language

First recorded in 1840–50

Example Sentences

The first hurdle if he ends up staying in Colombia, is that he and his mother will have to learn Colombian sign language, which differs from American sign language.

From Los Angeles Times • Mar. 18, 2026

“Growing up, I never learned sign language, and that barrier prevented me from really connecting with my dad,” Osmond said.

From Los Angeles Times • Mar. 4, 2026

An experienced sign language interpreter has said people like her can experience "emotional whiplash" trying to manage the demands of the role with limited support.

From BBC • Dec. 25, 2025

The family are calling for more hospital staff training, clearer protocols for booking interpreters and basic sign language awareness across healthcare settings.

From BBC • Nov. 22, 2025

They invented a sign language for hands and feet.

From "Chasing Vermeer" by Blue Balliett