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1. The fleshy part of either side of the face below the eye and between the nose and ear.
2. Something resembling the cheek in shape or position.
3. Either of the buttocks.
4. Impertinent boldness: had the cheek to insult his hosts.
tr.v. cheeked, cheek·ing, cheeks InformalIdiom:
To speak impudently to.
cheek by jowl
Side by side; close together.
[Middle English cheke, from Old English cēace.]
having cheeks of the kind indicated (used in combination): rosy-cheeked youngsters.