'Cloudy buttocks.'
One entry found for gluteus.
Main Entry: glu·te·us
Pronunciation: 'glü-tE-&s, glü-'tE-
Function: noun
Inflected Form(s): plural glu·tei /'glü-tE-'I, -tE-'E; glü-'tE-'I/
Etymology: New Latin glutaeus, gluteus, from Greek gloutos buttock -- more at CLOUD
: any of the large muscles of the buttocks; especially : GLUTEUS MAXIMUS b