ant 1 of 4 noun ˈant : any of a family of small insects that are related to the bees and wasps and live in colonies in which different types of individuals perform special duties ant- 2 of 4 see anti- -ant 3 of 4 noun suffix ənt, ᵊnt 1 : one that performs a specified action coolant deodorant 2 : thing that is acted upon in a specified manner