Merriam-Webster Online Dictionary
cracker (noun)1.
chiefly dialect a bragging liar - boaster
2.
something that makes a or snapping noise as - cracking
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
3.
- nutcracker
4.
a dry thin crispy baked bread product that may be leavened or unleavened
5.
a) usually disparaging a poor usually Southern white
b) capitalized 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
Merriam-Webster Online Thesaurus
cracker (noun)1.
a person who illegally gains access to a computer system and sometimes tampers with its information
SYNONIMS:
cracker, cyberpunkRELATED WORDS:
computerist; gearhead, geek, propeller-head, techie, technocrat, technophile; phisherNEAR ANTONYMS:
computerphobe, technophobechiefly dialect
someone who boasts
SYNONIMS:
blower, blowhard, boaster, brag, braggadocio, bragger, cockalorum, cracker, gascon, gasconader, swaggerer, vaunterRELATED WORDS:
blusterer, cock; self-advertiser, self-dramatizer, self-promoter