查水表

cháshuǐbiǎo
  1. (Internet slang) (of the police) to ask to be let in on the pretext of checking the water meter
  2. to barge into people's home on false pretences

CEDICT

internet slang

Entry Composition

1 查 chá
  1. to research
  2. to check
  3. to investigate
  4. to examine
  5. to refer to
  6. to look up (e.g. a word in a dictionary)
2 水表 shuǐbiǎo
  1. water meter
  2. indicator of water level