look up any word, like cunt:
 
1.
When (generally a man) someone buys a fresh jar of peanut butter (usually creamy but the pro's use chunky) and carves a vagina into it then proceeds to have sex with the vagina carved peanut butter.
Josh: Tyler look at this! it's a jar of peacunt butter!
Tyler: ...
by Balls in Your Orange Julius September 11, 2013