くちをぬぐ
Meanings
Expression
Verb (5-dan, う)
Idiomatic
1. to feign innocence; to feign ignorance
from wiping one's mouth and feigning innocence after sneaking a bite of food
2. to wipe one's mouth
Composed of
mouth; opening; hole; mouth (of a bottle); spout; gate; door
to wipe; to mop up; to get rid of (an impression, feeling, blemish, etc.); to dispel (e.g. shame); to erase