くちをつぐ
Meanings
Expression
Verb (5-dan, む)
1. to hold one's tongue; to shut up
Composed of
mouth; opening; hole; mouth (of a bottle); spout; gate; door
to shut one's mouth; to hold one's tongue; to keep silent
Examples (2 in total)
I should have kept my mouth shut.
She simply cannot keep her mouth shut, not even for a second.