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mason jism line

The area on a woman's body above which she is not okay with a man shooting their load after pulling out before climax during intercourse. Usually the breasts or upper-chest; a woman's acceptable cumshot boundary.
A verbal play on the mason dixon line that was the dividing line between the Northern and Southern states during the U.S. Civil War.
Man: "She won't ever let me cum on her face."
Friend: "What? Really? What about on her tits?"
Man: "Yeah, she's okay with that- she just tells me to keep it 'below the mason jism line'."
by a non a muss June 29, 2011
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jism

i had jism on my hands after i jacked off
by sodomy man October 16, 2003
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Related Words

jism algorithm

an algorithm is a procedure (a finite set of well-defined instructions) for accomplishing some task which, given an initial state, will terminate in a defined end-state. A Jism Algorithim is when The computational complexity and efficient implementation of the algorithm are so strong and firm that sperm leaks out.
translated into Latin in the 12th century, as Jisimi Algoritmi de numero Indorum, which title was likely intended to mean "Algoritmi about the numbers of the Indians which i made white and cream-like", where "Algoritmi" was the translator's rendition of the author's name and "jisimi" meant cum, white cum; but people misunderstanding the title treated Jisimi Algoritmi as a Latin plural and this led to the word "Jism algorithm"
i gave my stockbrokers wife a jism algorithm after i t-bagged her and before i t-billed her.
by john really brown November 16, 2006
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jismhunter

A dog thats got the scent of tissues/socks that have been used for wanking in
Blimey I was down stairs in frontroom watching tv with my parents and the jismhunter came in with my sock in his mouth. ..gutted!!
by rottencock March 20, 2015
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Jismslap

A loving gesture between two consenting adults where a male ejaculates onto his hand and slaps their partners buttock(s).
Partner1: "AH!"
Partner2: "It's ok, it's just a jismslap"
Partner1: "Oh I love you toooo ;) xxoxoxo <3 ;)"
by RobertoElSexo March 19, 2012
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Jismslap

When a man cums in his hand and spanks his girlfriend.

Originated from liamkylesullivan on youtube with his video "Dirty Scrabble".
"Go upstairs and jismslap my daughter! You earned it!"
by Gypsy1993 March 17, 2012
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jismole

by Anonymous April 22, 2003
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