[wheat.ear] n [back-formation fr. earlier wheatears wheatear, prob. by folk etymology or euphemism fr. white + arse] (1591): any of various small thrushes (genus Oenanthe); esp: a white-rumped one (O. oenanthe) of Eurasia and northern No. America
WHEATEAR
Meaning of WHEATEAR in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012