One who assists a lawbreaker in a wrongful or criminal act
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"Maybe we're back to Pat Corbin as an accomplice," Fred suggested.
The officer was shot and killed by Brancato's accomplice.
His heartlessness toward the former provoked even an accomplice like Commines to protest.
Stoutenburg, who was the chief accomplice, made his escape and entered the service of Spain.
The ferocious reign of the industrialist and his accomplice the banker will be over" (Salardenne, p. 93).