大尾巴狼

dàyǐbaláng
(coll.) person who puts on an act: feigning ignorance, pretending to be solicitous, acting innocent etc

CEDICT

colloquial

Entry Composition

1 大 dà
  1. big; large; great
  2. older (than another person)
  3. eldest (as in 大姐 dàjiě)
  4. greatly; freely; fully
  5. (dialect) father
  6. (dialect) uncle (father's brother)
2 尾巴 wěiba
  1. tail
  2. colloquial pr. yǐba
3 狼 láng wolf

classifiers: 匹, 隻, 條