a boobjob, where a man's nuts meets a woman's chest
Dude, katie and andy just chestnutted last night.
by AznUrban March 26, 2010
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1. A person who behaves like a douchebag.

2. Name for a person who does something that is considered taboo in social groups.
1. Stop being such a chestnut and come play with us.

2. Liam, stop sending us selfies of you without a shirt, you are such a chestnut.
by 1hok August 3, 2020
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Essentially a word used to describe testicles located on the chest (not related to Chesticles ).

Can also be used to describe a picture of boobs that have no visible nipple.
"man have you seen that kid walking around? they got some huge chestnuts"
"that anime girl has some nice chestnuts"
by pleasedonthurtmeimpoor July 6, 2018
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While a woman is lying on her back you straddle her chest and stick your cock in her mouth. As she's choking on your wang you stick your balls in between her tits and jiggle her b3wbs which massages your nuts.
Jill had such big knockers that I had to give her the chestnuts.
by yannimyfanny March 12, 2008
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To punch somebody for little to no reason
"So we were at this bar having a good time, when out of nowhere Zach just chestnuts a complete stranger, and we got thrown out.
by Rob Freidman January 27, 2008
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When a man ejaculates on a woman’s breasts and the woman proceeds to lick the seman off her breasts and swallows it.
Ayo is it okay if I give you a chestnut to spice things up Abby?
by 20joek March 2, 2019
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When a guy pulls out to blow on a girl's chest, then proceeds to dive forward and smear it across her chest in a Slip and Slide motion.
- After I pulled out I gave her a Chestnut.
-Damn dude, did you slide off the bed?
by Rupert Pupkin VIII April 9, 2010
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