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Definition of wack

wack

/wæk/
wack

Plural:wacks
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wack Lexical Profile

wack Game Scores & Validity

• adjective

1

North American Of poor quality, inferior, uncool, or disappointing (used in informal and hip-hop slang).

Example

"The critics agreed that the sequel had a wack storyline compared to the original film."


2

North American Strange, crazy, eccentric, or absurd.

Example

"Working two overnight shifts in a row really messes with your sleep schedule in a wack way."

Synonyms
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Antonyms
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• noun

1

North American An eccentric, irrational, or crazy person.

Example

"The neighborhood kids thought the reclusive inventor was a total wack until he showed them his solar-powered car."

Synonyms
View all synonyms for wack

Word Nuance & Usage

Do not confuse the slang adjective 'wack' (meaning inferior, uncool, or absurd) with its homophone 'whack' (meaning to strike forcefully or a sharp blow).

• Rhymes for wack

Word Origin & Etymology

Originating in 20th-century American slang as a shortened form of 'wacky' (meaning eccentric or crazy), the adjective sense meaning 'bad' or 'inferior' was popularized by hip-hop culture in the late 1970s and 1980s.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Wack. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/wack
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