a snitch, a filthy RAT.
Money Heist Season 1, Episode 6
If the Gods turned every killer
into a giant white RAT...
Game of Thrones Season 3, Episode 10
Look, I hope you're not waiting for an
apology because I did not RAT you out.
Breaking Bad Season 3, Episode 12
Rat patrol?
No. No, he's not a RAT.
Breaking Bad Season 5, Episode 13
Not so bitey
without the rest of the RAT
The Big Bang Theory Season 7, Episode 13