n; A favored lubricant I.E. KY Jelly
My personal favorite jerk butter would be crisco with sand.
by Kitrick November 16, 2009
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New slang insult, holding subtle references to masturbation ,originated in the midwestern United States during the early 21st century. The prase is most commonly used by young men aged 13-17.
"Jeez man, you're such a wad of jerk butter!!"
by "Ms. Margarine" May 27, 2004
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Giving oneself a wank or receiving a hand job with some form of lubricant. May be a commercial sex lube or an improvised lube such as a food sauce, condiment or heavy saliva.
I used to just dry rub one out until I discovered KY warming gel. Now I butter jerk every chance I get.

Your mom was making me breakfast and she broke out the spray butter and strawberry jam and gave me a quick butter jerk.
by Eaton Holgoode January 22, 2018
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