a cheap shot
US /ə tʃiːp ʃɑt/
UK /ə tʃiːp ʃɑt/

1.
billiger Trick, unfairer Angriff
an unfair or unsporting remark or action, especially one made against a vulnerable person or at an opportune moment
:
•
His comment about her past mistakes was a cheap shot.
Sein Kommentar über ihre vergangenen Fehler war ein billiger Trick.
•
The politician took a cheap shot at his opponent's family.
Der Politiker hat einen billigen Trick gegen die Familie seines Gegners angewendet.