1 [countable] the soft round part of your face below each of your eyes: I kissed Mom on the cheek and said good night. a little girl with pink cheeks2cheek to cheek if two people dance cheek to cheek, they dance very close to each other in a romantic way3[countable] informal one of the two soft parts of your body that you sit onSYN buttock4turn the other cheek to deliberately avoid reacting in an angry or violent way when someone has hurt or upset you: It’s hard to turn the other cheek when someone insults you.5cheek by jowl informal used to say that a group of people, things, or places are very close to each other: Customers sat cheek by jowl along the counter of the bar.6[singular, uncountable] old-fashioned behavior that is rude or not respectful, especially toward someone in a position of authoritySYN nerve [Origin: Old English ceace] → see also-cheeked, tongue-in-cheek