When you want a conversation to be done and over with, but people won't stop so you declare fat rat. This is used to distract from an otherwise difficult or annoying conversation topic.
Whenever someone gets deep into politics at work, Benjamin always declares "Fat Rat" and the conversation is over.
Rat nuts is a way to formally greet someone
“What’s up rat nuts”. “Sup my guy”
A very gay person who’s in denial.
They claim to not like men but then post about how much they want to marry a guy.
They are also very sweet so be nice to him
Person 1: oh my friend keeps saying they aren’t gay yet they keep simping for a guy on discord
Me: that reminds me of my friend microwaveable rat
Someone who goes to Ice Palace every week and shows off their skate skills in front of noobs. Well known for skating through people and spraying people with ice.
Oh no, you used to be a Palace Rat?
The toughest guy in the area.
Don't mess with Rat Daddy. He would hurt you!
When you do hood rat things in the woods
Hey Gerry grab your Ak a shovel and some suds. We got some wood rat things to do.