1 definition by Western Hemisphere adventurer6

The absolute lowest species in the rodent family. A person with no conscience who will stop at nothing to rat somebody out. Slandering, lazy, unworthily cocky, and to put it bluntly a filthy rat.
Guy 1: hey man, guess what? I'm suspended for two weeks without pay because that rat Felix Olivas snitched me out to IA. Now I'm getting moved to day shift Team 5.
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