cop out

Từ điển WordNet v3.1 - WordNet Dictionary

verb

choose not to do something, as out of fear of failing
- She copped out when she was supposed to get into the hang glider
• Syn:
opt out
• Derivationally related forms:
copout
• Hypernyms:
choose, prefer, opt
• Verb Frames:
- Somebody ----s
- Somebody ----s PP