(rare) the state of being an aunt.

plural of aunt

(zoology) The provision of maternal care by another, allomothering. / (sociology) The interactions arising from an aunt or aunt-like relationship

sister of your father or mother or the wife of your uncle

(euphemistic slang) A personification of the menstrual period or menstruation.

of a woman, an aunt of one's niece or nephew who is not one's sister; a co-sister-in-law as common aunt to the children of two women's married siblings.

plural of agony aunt

plural of great-aunt

A half sister of one's parent. / A half sister-in-law to one's parent.

plural of co-aunt