1. Stupid, confused MMORPG players. I.e. Someone who says or does something stupid could be expressed as a "Dup"

2. Synonym of the 4chan term derp
He was a dup
What a Dup! oh my god

Dup Dup Dup Dup
#dipshit #idiot #fool #retard #anus #dup
by burgerflarg April 30, 2010
Top Definition
to put up your defenses, your guard. Could also be used as a place over crowded like *this place is (deed) up*.
*d up bitch your about to get snuffed*

*damn b the place deed up*
by Romaineheart July 08, 2003
What's up, Similar to Sup (whats up) people say whaDUP.

A way to open up a conversation with swag.
Yo, dup? Haven't seen you in a while.
#what up #sup #hi #introduction #conversation #swag #doe
by Things R Heeten Up February 04, 2013
cops are coming
by nadia October 24, 2003
To give a blowjob or act slutty. To give head to anyone when intoxicated just to make people think you are sexually advanced and cool.
That chick d you up?
Yo, cmhere and d me up.
Dawg she always wants to d-up at every party.
#bj #blowjob #one on one defense #party #intoxication
by aksgnad June 04, 2006
Derivation from the word whadup, as in what's up/wassup. Quite handy when chattin.
A: "Ajo Ramooo"
B: "Dup"
by Amino June 07, 2004
Australian slang for the Downwards Uber Punch. Shortened to DUP, or dup, it is a type of punch achieved by balling up your fist and swinging your arm downwards onto a victims head or body part, keeping your elbow bent and snapping your wrist down as your fist connects with flesh.
I'm ganna dup the cunt in the balls!
#punch #fist #downwards uber punch #dup #doop
by bionicvagina October 29, 2010
1)You yell d-up when you are on the block and only when you are the 1st to see the cops. You say d-up just to let everyone around you kno they are there.2) You can also call the cops D-Up too. Depending the situation could mean, "RUN"
1)"AYo D-UP the law coming up the one-way!"

2)"Thats D-UP over there in that parked taurus, with the tints"

D-UP D-UP D-UP.... If you dirty you should start walkin'
#cops coming #philly #west philadelphia #hood #da bottom #d-up #run
by Spoon from Philly August 05, 2010
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