secretly hooking up wth someone. usually because you're cheating on you bf/gf
Example 1
Guy: Hey girl, you wanna sneak?

Girl: Don't you have a girlfriend?

Guy: Yeah, so? Thats why we are gonna sneak.

Girl: Okay. Let's do it.

Example 2
Guy: Hey girl, you wanna sneak?

Girl: You're a senior and I'm a freshman. I don't think that would be good.

Guy: That's why we are gonna sneak.

Girl: Oh, sure!
by SneakGirl December 19, 2013
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something not exactly noticed first hand, usually noticed after quite sometime of knowing someone or something.
Yo man, your sister is kinda cute on the sneak.

by Nikeeta July 6, 2006
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the correct past-tense of sneak
note: this word looks and sounds compleatly retarded, use in moderate to no proportions
i sneaked into the pantry to get some vegimite but vegimite sucks so I should be shot
by Lion-mousePAD July 26, 2006
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Jaunty jackanapes, with moxie and pizazz. Enjoys drinking bootleg hootch, and listening to the jazz. Captures all the clever girls' affections, and also made off with my fluffy puff confections. Takes his tea at half past three. Put a bengal in the Kaiser's latrine.
It's the Sneak!
It's the Sneak!
by doo whacka doo whacka doo June 25, 2003
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To disregard society in hopes to gain sexual relation with a

subsequent other.
after school i was trying to take Ashley in C building to sneak.
by Bee.Tee tha Beast September 13, 2009
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