EtymEx

cracker

/ˈkrækər/noun, adjective

Something that cracks, breaks, pops, or makes noise

From O.English, via Middle English crack (To make a sharp sound).

Lineage

Germanicnot directly attestedSelect a stage for details, or drag it

The story

Picture a medieval speaker hearing a branch snap: that sudden *crack* became Old English *cracian*, a word built to imitate the noise itself. By the Middle English period, a *craker* could be a boaster—a person who “cracked,” or loudly proclaimed, his own greatness—so the word already had a human target before it became a biscuit or a party explosive. The edible sense appeared by 1739, when a hard, dry biscuit earned its name from the crisp sound it made when broken. In the 1980s, computer programmers revived *cracker* for someone who breaks into software or systems, partly to distinguish such intruders from creative “hackers.” Even the controversial American sense for poor white Southerners remains disputed: theories connect it with cracked corn, cattle-driver whips, plantation whips, or the older meaning “boaster.” From a snapping twig to a Christmas table, *cracker* is a little sound-effect word that kept changing costumes.

Modern usage

A derogatory term for a poor or mean white person, especially from Georgia or Florida

Heard in
American regional slang · computing
See
The computing sense was promoted in the 1980s as an alternative to hacker

Related words

Antonyms
whole, silence
Confused with
crackhead, crackerjack, crack

Words from the same roots

crack · Old English, via Middle English, ‘To make a sharp sound; break or split’

Derivedcraven, gimcrack, crackdown, firecracker, crackerjack, cracked, cracking

Sources