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3.
A person who is awesome, cool, chill and the opposite of a douche bag.
You just see Paco hit that 720. What a dude bag!

Paco just kicked me in the dude bag!
by Vinforeal February 09, 2011
 
1.
Slang for a man's ball sac
Guys talking:

Come on man, grow a dudebag and go talk to her.
You seriously hooked up with that? She smells like a fuckin' dudebag!

Girl to her girlfriend: Don't get me wrong, I love to suck dick. I just hate it when a guy's dudebag hairs make my face itch.
by ington311 April 22, 2011
 
2.
Man sac, coin purse
If it's gonna be that kind of party I'm gonna stick my dudebag in the mashed potatoes!
by Alev2 May 15, 2011
 
4.
A clean, somewhat hillarious, alternative to the popular personal slam, duche bag.
Collin: You're such a dude bag for slapping my nuts.
Dudebag: You're such a dude bag for caressing mine.
by CollinO November 13, 2007