aren't

Verb

 * 1) are not (negative auxiliary )

Synonyms

 * ain’t

Etymology 2
Spelling replacement of the homonym an’t.

Usage notes

 * Aren’t as a contraction of “am not” is used most often in the question aren’t I? (= am I not?). In the non-interrogative form, the standard contraction of “I am not” is “I’m not”.

Synonyms

 * ain’t, amn’t (Scottish and Irish dialect)