a jar of peanut butter with random crumbs, dried jelly bits, and pieces of celery in it. much like a slut has many std's tainting her.
guy 1: can i have a spoon? i want to eat some peanut butter

guy: nah man. all i got it that jar of peanut slutter.
by moodybluesman October 22, 2009
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Someone who enjoys as much as they enjoy a classic PB&J, and they know how to lick the knife clean.
She, being a peanut slutter and jelly, enjoyed new sexual experiences.
by Poetlaureate February 17, 2022
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