swimming term: used for when a male dives off the blocks and his tail end coems down too late, making his nuts hit the water with such force that it makes a smashing sound
guy: Damn man, that was one nasty walnut you did there
other guy: yeah man, I can feel it
by Zach December 15, 2004
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John McCain. So named because he looks like he's storing walnuts in his oddly distended cheeks and jowls.
I saw walnuts on the TV today, looking like some kind of malformed barnacle.
by w1nt3rmut3 September 26, 2008
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(Wal-nut) Pronounced: "Wall" and "nut"
A term widely known for Marijuana. Those who use it are on the rather cooler side than the other Pecs (Pecans.) The term "Walnut" originates in the upper east side. Some refer to it as God, but others call it Whoopi Goldberg. One that takes part in such activities may be referred to as a "Nut." When one consumes Walnut, they often becomes "Nuts."
"Damn. I gotta get me some Walnut, so I can go nuts later, Nut."
by SAMFRANCANDLEEBAKE November 18, 2011
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This is when the male homo sapien ejaculates on his vertical room divider. He will have accomplished a fulfilled a wallnut.
AAHHUHHUH...damn man i just walnutted
by jabeki February 8, 2020
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When you jerk off in a Walmart and you bust a nut.
Jeff, "Bro I just had a walnut dude"
Bob, "What the absolute fuck".
by BigRussian December 17, 2018
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some fucking ass nerd who doesnt know how to dress

generally seen dropping their books on the floor and pushing their glasses up the bridge of their noses
"Man, I just saw your sixth grade picture, did you only wear turtlenecks?"

"Yeah, I was such a walnut."
by **@*#&*(#& February 1, 2008
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