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

Think sign language for people who can hear.

From Los Angeles Times

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

People who are born profoundly deaf, meaning they have little or no hearing, often rely on sign language rather than speech to communicate.

From BBC

Another thing about Autumn: She’s fluent in both sign language and body language.

From Literature

Now 59, Tina says learning sign language has given her a new way to communicate.

From BBC