noun crack·er \ˈkra-kər\

Definition of CRACKER

chiefly dialect :  a bragging liar :  boaster
:  something that makes a cracking or snapping noise: 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
plural :  nutcracker
:  a dry thin crispy baked bread product that may be leavened or unleavened
a usually disparaging :  a poor usually Southern white
b capitalized :  a native or resident of Florida or Georgia —used as a nickname
:  the equipment in which cracking (as of petroleum) is carried out
:  hacker 4

Examples of CRACKER

  1. a plate of cheese and crackers
  2. <a cracker who had broken into the intelligence agency's database attempted to leak the classified information>

First Known Use of CRACKER

15th century
May 27, 2015
riot act Hear it
a vigorous reprimand or warning
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