one bad apple

Related

barrel · orchard · bruised · decay · worm · taint · contaminate · spread · ruined · troublemaker · poison · fruit · harvest · cider · blight · contagion · sour · moldy

Opposites
individual character evaluation

one bad applegood egg

Dependable, kindhearted person

stand-up guy · straight shooter · salt of the earth · golden child · mensch

exception to the group

one bad applesilver lining

Consolation within misfortune

ray of hope · needle in a haystack · exception that proves the rule · lone wolf

Familiarity
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