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
Putnam	['pʌtnəm]
SeÒNaid	-	Scottish
Ophir	-	Biblical
Connie	['kɔni]
Alyson	AL-i-sən	English
Jephthah	JEF-thə (English)	Biblical