Rat dude

Someone who identifys as a furry.

Tammy: "connor your a rat dude!"
Connor:"I AM A RAT DUDE!"

mole rat dude

Usually a male with a very high iq, but is restricted from using his intelligence by his severe autism and speech impediment. Paces around a lot and always looks uneasy or awkward.

"Wow mole rat dude is really doing my fucking head in today."