crack‧er /ˈkrækə $ -ər/ noun [countable]

1. a hard dry type of bread in small flat shapes, that is often eaten with cheese

2. (also Christmas cracker) a decorated paper tube that makes a small exploding sound when you pull it apart. Crackers contain a small gift, a paper hat, and a joke, and are used at Christmas in Britain.

3. a firecracker

4. British English spoken something that is very good or funny:
That was a cracker of a goal.

5. someone who illegally breaks into a computer system in order to steal information or stop the system from working properly Synonym : hacker:
computer crackers

6. British English old-fashioned informal a very attractive woman

[TahlilGaran] Dictionary of Contemporary English ▲