Stirring the mayo jar 

A term for female masturbation, characterized by the noise made while stirring a jar of mayonnaise.

She just finished stirring the mayo jar. Hopefully she didn't get any in her pants.

Stirring the mayo jar by Elysian893 November 24, 2010

The Pickle Jar Effect 

The effect that happens when a girl refuses to have intercourse with one partner. Then with the next partner finally, and often easily, has intercourse for the first time.

Example: kinda like how someone is struggling to open a pickle jar.

Guy 1: dude did you have sex with Tiffany last night?
Guy 2: no, she wouldn’t let me.
Guy 1: oh, sounds like The Pickle Jar Effect.

The Pickle Jar Effect by The Bedtime Thinker February 7, 2018

hitting the jiff jar 

When you engage in anal sex and when you're done you pull out and find fecal matter on your penis.(Jiff as in the peanut butter.)

"Last night I was hitting the jiff jar on my girl."

hitting the jiff jar by Mophis March 13, 2008

Spiking the Tip Jar 

The act of putting five or six dollars in a Tip Jar to influence customers to "tip"

Barista one: I put five singles in the tip jar so people will know where to put an extra dollar or two if we do a good job!
Barista two: "Spiking the tip jar" what a great idea!! we will make a lot more tips now!

Spiking the Tip Jar by Crolojoe August 5, 2011

Caught with your hand in the nookie jar 

When you are fingering a girl and someone walks in on you.

Friend: "Dude I can't believe you got caught with your hand in the nookie jar! Your girlfriend must be so embarrased...and your mom lol."

You:(Face Palm)

Caught with your hand in the nookie jar by Sir SnAdEr September 7, 2010

the ferp jar 

The jar used to contain and preserve debris from ferping such as brain matter, bone ash, bodily fluids and goon juice for later consumption.

“Yo bruh we was ferping in that bitch crazy, pass me the ferp jar dawg because I got hella brain smeg on my shit and I’m tryna clean ts(this) off .”

the ferp jar by ThoseWhoKnowSigmaBalkanRage March 3, 2025

Jar-eth the goblin king 

Jareth the Goblin King but in a jar

Jar-eth the goblin king is an absolute legend

Jar-eth the goblin king by brianjune November 9, 2019