A fork of Rural Dictionary
A stupid motherfucker with a tiny dick who thinks he's awesome but is actually super gay
Someone who will not hesitate to stuff an object into your rectal cavity
bro1: so what was the outcome, what did the doctor say?
bro2: Maaaaaan, he stuck his finger up my ass and said you've just been Duncan'd..
bro1: that's deep
Purposefully saving a bowel movement for when on the clock at work, thereby effectively getting paid for it.
"I'm gonna take a duncan then go on my lunch break."
(Noun)
-Someone who has mediocre hair
-Someone who thinks that their hair is better then it really is
Don't be such a Duncan! You know my hair is better than yours!
A creature that doesn't understand what personal hygiene is.
Your such a Duncan
A very annoying person with the smallest dick imaginable. also a spoiled brat who lives porn.