A sex act where a woman (or man) eats a peanut butter cup right before performing pre coital fellatio on their sexual partner who is allergic to peanuts. This causes the mans member to swell to godly proportions he then inserts his grotesquely swollen Johnson into the woman's vagina or anus (or mans anus) causing other worldly pleasure for the woman (or man).
by flamingo cave November 01, 2018
when you slap your dick onto a melted reeces peanut butter cup to cover your dick in peanut butter and chocolate
by Guacomole Wigga Penis November 11, 2019
A “peanut butter cock” refers to a penis that has been playfully dunked or slathered in peanut butter, often for the express purpose of being licked, savored, or worshipped like a decadent dessert. Best enjoyed in a consensual, adventurous setting with a love for snacks and smirks.
Stefano walked into the bedroom with nothing but a grin and a jar of Jif — it was clear someone was about to get a taste of his peanut butter cock.
by Ninasingapur June 22, 2025