The system of hand and body movements that deaf people use to communicate.

very informal language, usually spoken rather than written

A group of words in a fixed order that have a particular meaning, different from what the words on their own mean.

an expression that is very often used, so it's not original or interesting

language that many people think is rude or unacceptable

to use rude or offensive words

a short and easily remembered phrase, espcially one used to advertise an idea or a product

to have similar ideas and similar ways of expressing them

special words or phrases used by groups of people, especially in their work

terminology that you don't like, that annoys you