This is when a persons hand is so fat that you can longer see the knuckle bone/joint. Instead, there are dimples where the knuckles should be, similar to those of chubby childrens cheeks. The Knimples are the indents where the knuckle joint should be.
"Your girl needs to lose some weight"
"No she doesn't, she's average"
"Er, look how she holding that sandwich, you can see the knimples on her hand from here!"
"Yeah, your right."
by kramersconscience August 26, 2009
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