抽冷子

chōulěngzi
(coll.) unexpectedly

CEDICT

colloquial

Entry Composition

1 抽 chōu
  1. to draw out
  2. to pull out from in between
  3. to remove part of the whole
  4. (of certain plants) to sprout or bud
  5. to whip or thrash
2 冷 lěng cold
3 子 zi noun suffix, as in 椅子 yǐzi "chair"