n.
Pronunciation: ' b ə k-s ə - ˌ n ā -t ə r
Function: noun
Etymology: New Latin, from Latin bucinator trumpeter, from bucinare to sound on the trumpet, from bucina trumpet, from bov-, bos cow + canere to singular, play ― more at COW , CHANT
Date: 1615
: a thin broad muscle forming the wall of the cheek