wheatearPronunciation: /ˈwiːtɪə/Definition of wheatear noun a mainly Eurasian and African songbird related to the chats, with black and buff or black and white plumage and a white rump. Genus Oenanthe, family Turdidae: several species, in particular the grey-backed (northern) wheatear (O. oenanthe) of Eurasia and NE Canada Origin: late 16th century: apparently from white (assimilated to wheat) + arse (assimilated to ear2)wheatear in other Oxford dictionaries Definition of wheatear in the US English dictionary