an adjective which can be placed in front of any word and used to describe anything at all. can be interpreted as a good description of something and interpreted postively or negatively.
Jane: Wow Pete, that shirt is sooo duppy!
Pete: Uh, does that mean you like it or...?
Jane: It can mean whatever you want it to mean!
Pete: So it's a cool shirt, then?
Jane: Well, to you its duppy, to me its duppy, and its all a different kind of duppy.
Pete: Uhh, ok then. Duppy!
Pete: Uh, does that mean you like it or...?
Jane: It can mean whatever you want it to mean!
Pete: So it's a cool shirt, then?
Jane: Well, to you its duppy, to me its duppy, and its all a different kind of duppy.
Pete: Uhh, ok then. Duppy!
by b3c October 6, 2005

Adjective; something so great that no other word in the english language can be used to describe it.
by TyCizzle April 27, 2006

Hey, who are Duppy?
Duppy are a three-piece electro art-pop band from Deptford, SE London, UK.
Thanks for the informative answer!
Duppy are a three-piece electro art-pop band from Deptford, SE London, UK.
Thanks for the informative answer!
by Darranps January 20, 2009

Jake: Hey Becki wanna Duppy!??
Becki: Erm no erm yes erm wait i'm confused
Oli: Hey Becki wanna Duppy!?
Becki: What does Duppy mean??
Boys: Sex!
___________________
Joe: Saw that girl from the gig last night
Ben: Yeah and...
Joe: i Duppied her goood
Ben: No way you gave her some N-Dubbin
Joe: I Duppied every hole mate!
Becki: Erm no erm yes erm wait i'm confused
Oli: Hey Becki wanna Duppy!?
Becki: What does Duppy mean??
Boys: Sex!
___________________
Joe: Saw that girl from the gig last night
Ben: Yeah and...
Joe: i Duppied her goood
Ben: No way you gave her some N-Dubbin
Joe: I Duppied every hole mate!
by Whitewood July 20, 2009

by cmayer December 20, 2008

By GRM. A better version of Genius Open Mic. Basically has UK artists do an original freestyle with better editing and has more energy to it.
Me - "Yo, have you heard of M24's Daily Duppy? It's fuckin lit."
Friend - "Nah, you trippin. Unknown T's was better. His wordplay and flow was mwad, fam."
Friend - "Nah, you trippin. Unknown T's was better. His wordplay and flow was mwad, fam."
by L3gion Legacy February 18, 2021

Marijuana that is so good, your friends make it disappear in the night. Ghostly actions happened to your dope! Rasta reference emulated into word.
First Stoner: "Hey man, where's that great smoke from last night?" "What kind was dat anyway?"
Second Stoner: "Dat was my Duppy Weed!"
Second Stoner: "Dat was my Duppy Weed!"
by monkeygirlmarley December 24, 2010
