Definition of cracker
2
: something that makes a cracking or snapping noise: such as
a
: firecracker
b
: the snapping end of a whiplash : snapper
c
: a paper holder for a party favor that pops when the ends are pulled sharply
4
: a dry thin crispy baked bread product that may be leavened or unleavened
5 a
offensive
—used as an insulting and contemptuous term for a poor, white, usually Southern person
b
sometimes offensive
: a native or resident of Florida or Georgia
—used as a nickname
6
: the equipment in which cracking (as of petroleum) is carried out
7
: hacker 4
