1) Chronic bad breath. Breath so foul; the stench of which is tantamount to that of a diseased, deceased, decaying carcass inside one's mouth.

2) Chronic bad breath from smoking cigarettes.
1) Don't let his pretty smile fool you; Larry actually has some of the worst breath cancer you'll ever encounter.

2) Five hours after his last cigarette, Larry's breath cancer finally began to wane.
by Caserdoodle September 19, 2007

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Top Definition
1) Chronic bad breath. Breath so foul; the stench of which is tantamount to that of a diseased, deceased, decaying carcass inside one's mouth.

2) Chronic bad breath from smoking cigarettes.
1) Don't let his pretty smile fool you; Larry actually has some of the worst breath cancer you'll ever encounter.

2) Five hours after his last cigarette, Larry's breath cancer finally began to wane.
by Caserdoodle September 20, 2007

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

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The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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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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1) When someone's breath is SO rancid, you can't help but utter, "Yer breath is KILLIN' me (smalls)!!" Hence the term: Breath Cancer. Breath that Kills. It's no joke!

2) OR, when yer friend has a "thinko" as she tries to say 'Breast Cancer', and really she says, 'Breath Cancer'. Then you erupt in laughter cause it's just THAT funny!
Oh my Gawd, did he just eat a clove of garlic? He has total Breath Cancer!!!
by Lori LoLo Robb August 16, 2010

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

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

Buy the t-shirt