[cheek] n [ME cheke, fr. OE ceace; akin to MLG kake jawbone] (bef. 12c) 1: the fleshy side of the face below the eye and above and to the side of the mouth; broadly: the lateral aspect of the head
2: something suggestive of the human cheek in position or form; esp: one of two laterally paired parts
3: insolent boldness and self-assurance
4: buttock 1 syn see temerity -- cheek.ful n
[2]cheek vt (1840) chiefly Brit: to speak rudely or impudently to