cracker /ˈkrækɚ/ noun
plural crackers
plural crackers
Learner's definition of CRACKER
: a dry, thin baked food that is made of flour and water and is often eaten with cheese see also animal cracker, graham cracker, oyster cracker, soda cracker
: a person who can crack something (such as a safe or a secret code)
chiefly British : a colorful paper tube that holds small gifts and that opens with a loud noise when the ends are pulled
◊ Crackers are commonly used in Britain at Christmas.
British, informal : a very good, amusing, or attractive person or thing
US, informal + offensive : a poor usually Southern white person