What is Lrb?
1.
Little Rat Bastard
An abbreviation often used by correctional or mental health staff to refer to an adolescent inmate, client or patient that is unusually uncooperative, defiant, deviant, or combative.
"Inmate #2556, elopement precaution, history of fire setting and cruelty to animals and a general LRB."
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1.
A question asked in place of 'whose problem is it, mine or yours?'
"Don't smoke too much, it's bad for yah&quo..