a bad lot

bad lot

A person or group of people typified by immoral, illegal, or illicit behavior, which is often seen as being corruptive or destructive to others. That George fellow is a bad lot. I heard he was arrested just last year for robbing a convenience store for drug money. I fell in with a bad lot after high school and got in a lot of trouble, but I've cleaned up my act now.
See also: bad, lot
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

a bad ˈlot

(old-fashioned, British English) a person who is dishonest: I’m not surprised. I always said he was a bad lot, didn’t I?
See also: bad, lot
Farlex Partner Idioms Dictionary © Farlex 2017
See also:
References in classic literature ?
These pirates, a bad lot of men, used to wait for sailors to be shipwrecked on their shores.