When a group of males invite a group of females to a pool party and ejaculate into the pool. The guy who doesn't get a single girl pregnant is declared the winner.
Jeff: jimmy is down with the guys playing eighteen year bet.
Bob: quite the risk taker he is
by Beekmaster21 November 24, 2017
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louis tomlinson confessing his undying love for harry styles by changing the lyrics in 18 and turning his entire body to face his one true love
Louis: “i have loved him since we were eighteen,”

Harry: “sixteen,”

random fan: “what the FUCK.”
by HS Lover July 15, 2020
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Blew all me bugs with me eighteen wheeler this pay. Flat stinkin brassic mate!
by Faaarkenell March 29, 2023
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Similar to Poophole loophole(doing anal to avoid losing V card).
The act of putting two fingers in the pussy, and blowing a full load in the rear. Called the eighteen wheeler cause two in the front and full load in the rear.
Girlfriend is afraid of getting pregnant so i gave her the eighteen wheeler.
by Electron101 February 22, 2016
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A song by Alice Cooper. Good song to listen to when you turn eighteen.
Turns eighteen: I'm eighteen!, and I don't know what I want!
by Avocado Toast ✰ November 6, 2018
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When a female has sexually interactions with someone living in the 118 Juniper crib. Many females were one eighteened over the course of the existence of 118 Juniper.
Crackhead Rat 1: Yo how about that girl that was in the rats bed last night
Crackhead Rat 2: Yeah i one eighteened her bad.
by Crackhead Rat July 11, 2011
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