口無遮攔 kǒu wú zhē lán

DEFINITIONS

  1. to blab
  2. to shoot one's mouth off
  3. to commit a gaffe

CHARACTERS

口 kǒu
HSK 3
mouth; open end; entrance, gate
無 wú negative, no, not; lack, have no
遮 zhē
HSK 6
cover, shield, protect
攔 lán obstruct, impede, bar, hinder