it takes one to know one (English, proverb)
expansion: it takes one to know one
Senses:
glosses: Expressing the same underlying character-judgment themes as pot calling the kettle black or set a thief to catch a thief.
tags: idiomatic
glosses: A retort to a negative accusation, implying that the accuser shares the fault.
tags: childish
colloquial
Forms:
form: takes one to know one
tags: alternative