Top Definition
A term for a wide range of soft ammunition banned either at Geneva or at Hague.
Soft ammunition is considered inhumane because it expands on impact causing horrific wounds. Non-fatal injuries caused by soft ammunition are often untreatable and the victim either dies from infection or from internal bleeding.
If the cops catch you with those Dum Dums, you goin streight to jail.
by Joodas August 12, 2004

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1) A cute way of calling someone Dumb.
2) A person who's sometime marked by extreme irrationality and superfluous illogicality.
3) A cute way of addressing your loved one.
Dum-Dum, you are Very Dumb!
by lollu November 27, 2009

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Soft and offensive. Just like you.

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A pet name for someone who is stupid
Billy: 'what's that?'
Jenny: 'That's a cucumber you dumdum'
by a right jammy dodger September 03, 2007

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Soft and offensive. Just like you.

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1. A dumdum is a stupid person, as described above.

2. A dumdum is also an OLD name brand of a sucker in America.
1. That guy sure is a dumdum. *eyeroll*

2. My favorite kind of sucker is a dumdum.
by IrishDaddy2U April 12, 2010

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Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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A name for someone who is exceedingly dumb, hence the term dum dum

its a cute and condescending name for a dumb person

Terry: you spelt dumb wrong

Rob:Terry.......you missed the point you're such a god dam dum dum
by madgreendayfan October 04, 2006

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Soft and offensive. Just like you.

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a more brilliant way of saying that something is dumb-ish or someone is. dum-dum is "dumb" only that the b-sound is depleted and the new formed word is repeated twice to accent the state of being.
Omigosh! Here comes the dum-dum of the century!
by chinoreyes November 16, 2007

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Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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A person who lacks both intelligence and common sense.
These people are worthless most of the time.
Candy from Two and a Half Men is such a dum-dum.
Ditzy people are all dum-dums.
by The gap girl December 07, 2010

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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