a bad apple

A person who negatively impacts an entire group of people through his or her words or actions. Taken from the proverb "a bad apple spoils the bunch." Jeremy is really a bad apple. After five minutes with my usually well-behaved kids, they're all acting out.

a bad/rotten apple

one bad person in a group of people who are good You'll find the occasional rotten apple in every organization.

Common Names:

Name	Pronounced	Usage
Nina (1)	NEE-nah (Russian, Italian, German, Finnish, Polish), NEE-nə (English)	Russian, Italian, English, German, French, Swedish, Norwegian, Danish, Finnish, Dutch, Polish, Slove
Polykarpos	-	Ancient Greek
Milorad	-	Serbian, Croatian
Gozzo	-	Ancient Germanic
Servaos	ser-VAWS	Limburgish
Miloje	-	Serbian