Meaning of aha

a•ha

Pronunciation: (ä-hä', u-hä'), [key]
— interj.
  1. (used as an exclamation of triumph, mockery, contempt, irony, surprise, etc., according to the manner of utterance.)

AHA

Pronunciation: [key]
  1. American Heart Association.

A.H.A.

Pronunciation: [key]
  1. American Historical Association.
  2. American Hospital Association.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.