Someone who is annoying and short, best way of disposing of rats is to chuck em in a dumpster
"Hey Jimmy look at this meme form my discord"
* shows racist, sexist or homophobic meme
" Oh my god Kyle your such a fricking RAT"
The definition of rat is me
Person: *screams rat*
Me: YEA?!
something you call your closest friends
Bestie 1: Hey rat!
Bestie 2: Hey rat!