A "white snot surprise" is when a person is giving you head, and you cum so hard that it goes out of their nose.
Dude, I gave Paris a white snot surprise last night!
by Sleepy_Joe September 2, 2009
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You're getting head from a girl, you bust right up her nostrel and say you have siphilis and watch her launch it out like a snot rocket. Just whiter.
Sarah didn't want me to bust in her mouth so I gave a White snot rocket.
by Nose Boner May 12, 2009
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the act of sticking your jeff-size dick up a erika-size nose and cumming in her nose
Jeff stuck his dick up Erika's nose and cummed in her nose making white snot
by Erika's a jew October 19, 2013
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