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

Jeffin

Jeffin: someone who is so enamored with another person to the point that they are kissing up to them uncontrollably in the presence of other people. The are always praising this individual, or flattering them for anything they do especially when the least effort is put forth. Also can be used for someone who is continuously sucking up to someone.

Damn bro Everytime this dude comes around, and tells one of his dry ass jokes you always Jeffin for him. Just chill bro.

by Tommy & Timmy B April 2, 2019

Jeffing

Doing something that is out of the realm of normal human stupidity. See also retarded

"So I'm doing this Polish chick, right. All of a sudden I get this notion that slamming a vase over her head would be sweet. Ya know, like a donkey punch, except with a vase. Long story short, she filed a lawsuit against me for "assault" and "battery." I didn't hit her with a battery. It was a vase! Stupid court."
-"Dude, you were jeffing then, and you are jeffing now. Get away from me."

by Chief O'Chiefs March 11, 2009

jeffinately

syn. Definately.

Man, Jeff jeffinately can't keep his mouff shut about Trisha.

by BAKL June 11, 2003

jeffing

To squeeze puffs of air out of your enormous man boobs to mimic flatulence.

When I told my brother that it was my turn to play World of Warcraft, he started jeffing at me and told me to go away.

by Bebita March 27, 2008

Jefina

Jefina is a smart but shy girl. She can stand up for her self and hates it if anyone else does. Jefina is know as "The Pretty One" But not as popular as you think and mostly gets picked on because of her name.

Wow Look At That Beautiful Jefina!

Yeah But I Only Go For The Popular Girls

by FrayFrayGotMad February 3, 2017

Jeffin It

(v.) The act of giving oneself manual stimulation or pleasure via hand and penis. It is done by stroking oneself repeatedly; masturbation; jacking off.

Matt: Yo where have u been this last hour?
John: Just catching up on my reading.
Matt: Bullshit, you were probably jeffin it
John: You got me

by willemdafoe April 25, 2012