Top Definition
use to describe a shady individual with esoteric knowledge and ninja reflexes.
"Yo, broski, you see that guy in dark blue over there?"
"No."
"Exactly, that's a gerson."
by Crazy Jewman October 20, 2009
1 more definition
When performing the act of a MacMillan or an Armstrong and becoming unable to remove yourself from the act.
Usually requires the help of a neighbour or sexual partner to free oneself from this atrocious position.
"Brian, grab your shoehorn and get over here! I was pulling off a MacMillan and now I'm stuck! I'm totally Gerson'd!"
by HughGass March 30, 2009

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