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6.
Duce is:
1. A tough street gang in the almaden valley.
2. A chill way of saying: later, bye, peace out ect. (usually used more on the southcoast/westcoast.)
2. Instead of saying later dude, you can say "duce", thus it serves its perpose.
by Jadechronic08 May 26, 2006
 
8.
having two of something, or rolling the number two (2) in craps
Ah Shit... That nigga rolled a duce! (also known as snake eyes)
by FastAMX79 April 13, 2006
 
9.
(V): To take a dump.

(N): a piece of shit.
Tod: damn dude i need to go take a duce!

Tod: Be right back...
Edgar: Ok, dont take to long!
by weed brownies October 24, 2011
 
10.
a street gang in the almaden valley,
duce just rolled up here and beat his ass.
by rob April 18, 2004
 
11.
Police slang for a drunk driver.
Unit 51 ... I have a possible duce traveling East on State Route 2.
by Dr-J January 30, 2010
 
12.
To Leave

Similar to "dip"
I forgot I have to be somewhere at 3 I better duce
by pr_papi January 08, 2009
 
13.
a greeting for goodbye that is in the national vernacular.
see ya later, duce!
by not amy December 24, 2008
 
14.
Refers to sharing something with someone.Usually a cigarette,and usually with someone you know.
"Hey,let me duce that cigarette with you dude.I don't have any."
by Anthony Barnes May 21, 2008