- The definition of an aunt is the sister or sister-in-law of one of your parents.
An example of aunt is your father's sister.
aunt definition by Webster's New World
- a sister of one's mother or father
- the wife of one's uncle
Origin: Middle English and amp; Old French aunte ; from Classical Latin amita, paternal aunt, diminutive of an unverified form amma, mother (; from baby talk)
aunt definition by American Heritage Dictionary
- a. The sister of one's father or mother.b. The wife of one's uncle.
- Used as a form of address for an older woman, especially by children.
Origin: Middle English aunte, from Anglo-Norman, from Latin amita, paternal aunt.
- auntˈhood noun