
unter die Gürtellinie
below the belt
An idiom that describes a boundary of decency, fairness, or personal respect. A remark or action 'unter der Gürtellinie' (below the belt) is unfair, hurtful, vulgar, or personally insulting.
Die persönlichen Angriffe des Politikers im Wahlkampf gingen weit unter die Gürtellinie.
The politician's personal attacks during the election campaign went far below the belt.

