Idiom
stoop to somethingstoop to (something)
to do something that makes your moral standards lower.They have stooped to using threats of violence in order to get their way.
Usage notes: often used in the forms stoop to someone's level or stoop to the level of dong something:
The president shouldn't stoop to the level of exchanging insults.
Etymology: from the literal meaning of stoop (= to bend forward and down to make yourself smaller)