1. A dumdum is a stupid person, as described above.
2. A dumdum is also an OLD name brand of a sucker in America.
2. A dumdum is also an OLD name brand of a sucker in America.
by IrishDaddy2U April 12, 2010

by a right jammy dodger October 14, 2007

by Good_evening101 November 9, 2017

a word for a boyfriend that does stupid and/or annoying stuff that makes his girlfriend annoyed or mad at him
what did Dumdum do now?
by dance geek April 9, 2014

by i am everest January 1, 2012

Zoë is a motherfcking idiot
by Orlandojames March 9, 2020

A bullet with deep user-made cuts in the tip. The cuts help the dumdum bullet fragment into chunks on impact, causing severe injuries and bleeding on a scale normal bullets would be incapable of. By definition, dumdums are less accurate than regular ammo.
Dumdum bullets are illegal for use in warfare and may be illegal for civilian ownership in the United States.
Also see dum dum.
Dumdum bullets are illegal for use in warfare and may be illegal for civilian ownership in the United States.
Also see dum dum.
The cops say Jimmy got shot in the gut with a dum dum bullet... it took him like five minutes to die, man - he was bleeding that bad.
by Tronno November 24, 2004
