When one falls walking or running upstairs.

Also known a tripping up stairs.
So the other day I was talking to this super cute guy and the next thing I knew I was falling up stairs.

Sooo embarrassing.
by trippenstairs November 10, 2009
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a phrase used as a roast. commonly used when being a bae snack.
caroline: why don't you just fall up the stairs
larkin: fall up the stairs? ok?
by HAWTMUFFIN MRS SARTORIUS February 26, 2018
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