When someone in the workplace is absolutely hopeless and offers no real value except for ridicule. They are so bad that the poor English speakers refer to him as Duncan (dumb cunt).
by Spudcentric June 15, 2025

"Dan, don't be a Duncan. You promised to play D&D with us."
"Bro, anime isn't that cool. Don't be a Duncan."
"Fuck that guy. He's a total Duncan."
"I'm sure that Duncan likes his sangria with White Claw."
"Bro, anime isn't that cool. Don't be a Duncan."
"Fuck that guy. He's a total Duncan."
"I'm sure that Duncan likes his sangria with White Claw."
by Jokesarecool123 April 21, 2021

Kid with down syndrome
by cool guy 4123 March 1, 2024

A Duncan is one of the sweetest people you will ever meet in your ENTIRE life time. He is tall, sweet, knows how to make you smile, and INCREDIBLY HOT!!! If you have a Duncan in your life, hold on and never let go.
by HottyMcShawty April 28, 2022

Duncan Yeomans is a scrub from some shit hole in BC who plays wow... or atleast tries to he is not even 7/7 on his druid what a scrub
by Mofks January 19, 2012

Having doggy style intercourse
by Hectorsombrero90 August 25, 2020
