Cheek

n.	1.	The side of the face below the eye.
	2.	The cheek bone.
	3.	(Mech.) Those pieces of a machine, or of any timber, or stone work, which form corresponding sides, or which are similar and in pair; as, the cheeks (jaws) of a vise; the cheeks of a gun carriage, etc.
	4.	The branches of a bridle bit.
	5.	(Founding) A section of a flask, so made that it can be moved laterally, to permit the removal of the pattern from the mold; the middle part of a flask.
	6.	Cool confidence; assurance; impudence. Cheek of beef See Illust. of Beef. Cheek bone (Anat.) the bone of the side of the face; esp., the malar bone. Cheek by jowl side by side; very intimate. Cheek pouch (Zool.) a sacklike dilation of the cheeks of certain monkeys and rodents, used for holding food. Cheeks of a block the two sides of the shell of a tackle block. Cheeks of a mast the projection on each side of a mast, upon which the trestletrees rest. Cheek tooth (Anat.) a hinder or molar tooth. Butment cheek See under Butment.
v. t.	1.	To be impudent or saucy to.

Noun	1.	cheek - either side of the face below the eyes
	2.	cheek - an impudent statement Synonyms: impertinence, impudence
	3.	cheek - either of the two large fleshy masses of muscular tissue that form the human rump Synonyms: buttock
	4.	cheek - impudent aggressiveness; "I couldn't believe her boldness"; "he had the effrontery to question my honesty" Synonyms: boldness, nerve, brass, face
Verb	1.	cheek - speak impudently to

arse, ass, backside, bank, beam, behind, border, bottom, brashness, brass, brazen boldness, breech, broadside, bum, butt, can, cheeks, chop, chutzpah, coast, confidence, crust, derriere, duff, face, fanny, flank, hand, handedness, haunch, heroics, hip, hubris, improvidence, imprudence, indiscretion, injudiciousness, insolence, jowl, keister, laterality, many-sidedness, multilaterality, overboldness, overcarelessness, overconfidence, oversureness, overweeningness, planking, prat, presumption, profile, quarter, rashness, rusty-dusty, shore, side, siding, stern, tail, temerariousness, temerity, temple, tuchis, tush, tushy, unchariness, unilaterality, unwariness