n (1)脸颊(either side of the face below the eyes and between the ear and nose)[C]：kiss sb on the～吻脸颊;Her～s went red/were flushed.她的脸红了/发红。pink～粉腮;dancing～to～跳贴面舞;

(2)臀部(either of the buttocks)[C](infml);

(3)厚脸皮，无礼的行为(话)(rude talk or behaviour;impudence)[U，C]：What(a)～!脸皮真厚!That's enough of your～!你无耻以极!I wouldn't have the～to go to a party uninvited.没人邀请，我决不厚脸皮去参加宴会。He had the～to refuse me entrance!他竟然有脸不让我进去!

cheek by jowl(with)(与……)亲密地：live/be/lie～by jowl 亲密地生活在一起/关系亲密/紧挨着躺在一起;

→′cheeky adj 无礼的，厚颜无耻的;′cheekily adj 无礼地，厚颜无耻地;′cheekiness n 厚颜无耻;′cheek-bone n 颧骨;

vt无礼(地说、做事)(speak or behave cheekily towards sb)[T+n](infml)：Students should never～their teachers/their parents.学生决不可对老师/家长无礼。