It has to do with the Only Patrick Martin Stump!!
Singer of Fall Out Boy!!!
You use it when something has lacks creativity, or music , or coolness<3
And it needsss it!!
"This is a sad sack. You look like a bunch of retards humping a doorknob!! You need to Stump it up!"
by Falloutgirrrl September 16, 2009
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When one has more then their fair access to couch, chair or bed...yet they choose to squish themselves in fetal position and not take full advantage of the space that is allowed to them.
Why are you stumping up on the couch?
by AJ Elkenstein October 28, 2016
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