Jeffin'

Hitting the whip and the nae nae with MAXIMUM proficiency.

Person 1: "Yo, did you see Jeff Jeffin' at the party last night?"

Person 2: "Holy shit yeah! it was awesome!"

Person 1: "He did it so productively."

by tybler June 26, 2023

Face jeffing

When one decides to royally ruin another's face with their penis

Hey little lady how's about a face jeffing

by Little lemon nipper May 31, 2018

Jeffing

Jeffing is the act of interrupting peoples activities in a rude way.

*Jack and Nick are playing volleyball.

As Jack serves the ball to Nick, Jeff comes in and spikes the ball to the ground. He proceeds to walk away without saying a word. Jeffing

by Nickjp2 December 4, 2014

Jeffin'

Outdoor activity in Jefferson County Missouri, the greatest fucking county if them all. Often involves consumption of cheap beer (normally Busch Light). Most of these activities would be illegal anywhere else, but not in JeffCo, where you can do whatever the fuck you want.

Get the Beer Andy, lets go Jeffin' tonight!

by Bardbarian53 June 25, 2017

jeffin'

The evolved word of "joking" with the slight different first name style change.

Larry: I bought a 2004 Dodge SRT-4 for just one hundred bucks off some old lady.

Hilary: No way!

Larry: I'm just jeffin'.

by Elizabeth L. January 25, 2005

Jeffin

A name given to a child by his parents. Commonly used in India.

Hey Jeffin, how are you doing?

by Jeffin itself. October 24, 2018

Jeffing

When Jeff cums on someone rather than in them.

He was caught in the act of jeffing on her face

by dildoswaggins41 November 7, 2018