Top definition
A canker sore that can be pulled or yanked out.
Canker sores cannot, in truth, be pulled out. A "yankersore" is only an imaginary canker sore, dreamed up by those who are afflicted, that simply goes away by yanking at it.
by Nuqui April 15, 2009
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Cleveland Steamer Plush

The vengeful act of crapping on a lover's chest while they sleep.

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