There are 2 main definitions of aha in English:

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aha1

Syllabification: a·ha
Pronunciation: /äˈhä
 
/

exclamation

Used to express satisfaction, triumph, or surprise: Aha! So that’s your secret plan!
More example sentences
  • I searched my handbag ‘It's in here somewhere, never fails aha!’
  • We went through a few rounds of this, until eventually - aha!
  • I traced the 10 foot lead of my headphones to their plug - aha!

Origin

Middle English: from ah + ha1.

Definition of aha in:

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There are 2 main definitions of aha in English:

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AHA2

Syllabification: AHA

abbreviation

1Alpha-hydroxy acid.

Definition of aha in:

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