When you're fucking a woman in the ass, but instead of finishing inside you cum unexpectedly out of your left index finger.
Ah, man, I gave that bitch Hilary a surging sanders.
by dubyadubyadubyathree January 30, 2016
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When you cum from out of no where, like US Senator Bernie Sanders did.
First referenced on the Daily Show with Trevor Noah.
"Ayo I gave that girl a surging sanders, and she didn't even wake up!"
"Yeah man I came before I even put it in, Dad was so disappointed."
by SocialistJew February 10, 2016
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When you cum/come out of nowhere.

A surging sanders is a guy who always Cums early.

As first seen on Fox news when a newsman said that Hillary was "worried about a surging Sanders" in the Presidential Election of 2016.

Comedy show genius The Daily Show with Trevor Noah defines the word jokingly as an urban dictionary word. Little did Trevor know that his word would become embedded within the Dictionary.
"She is worried about a surging sanders"

"Ah, Yes. A surging sanders."

"We all know he is a surging sanders"
by Blorgish January 28, 2016
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