1 definition by BosstheDon

A lagger is a person(male or female) who talks to the police about another inmate in the prison cell, this can be because they want a reduce sentence or money for exposing the other inmate.
In the U.S, a lagger is equivalent to a snitch.
Liz lags me to the police.

Doreen is a lagger
by BosstheDon October 31, 2018
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