Friend 1- "So have you hooked up with that girl yet?"

Friend 2- "Yeah, she finally gave me a jeffy yesterday"
by pbny July 16, 2011
Get the Jeffy mug.
Jeffy is a character on the youtube channel SuperMarioLogan. He is a puppet that has helped grow his channel and is a very popular character among kids between the ages of 9-12. Jeffy has not only attracted a positive fanbase but also a negative. Jeffy is known for smacking his diaper, having a bicycle helmet on and a pencil in his nose. He hates eating green beans and curses a lot.
Did you see the new Jeffy video?

Yeah!
by t series < pewdiepie October 31, 2018
Get the Jeffy mug.
A retarded puppet that children find funny because of dark humor
Guy 1:yo have you watched the new jeffy video?
Guy 2:dude how old are you?
Omegle stranger disconnected
Get the Jeffy mug.
Someone who is kind and loving. Someone that you can trust and who always has your back. A word that means love, trust, and happiness.
You are a true jeffy.

I jeffy you with all my life.

You're are my jeffy, heart, and soul.

I can really jeffy you with my secrets.

I'm so jeffy right now I can hardly speak.
by missme_questionmark January 21, 2013
Get the Jeffy mug.
jeffy hates green beans his daddys the tooth fairy oot oot oot if you try to steal his bike he will whip your ass
by beat perrington 6 to 5 May 16, 2018
Get the Jeffy mug.
A hot nickname for a guy. Also very cute one. He is funny and strong. He surprisingly fast for his height...
"ughhh...Jeffy is such a stud."
by Marisol.R April 9, 2017
Get the Jeffy mug.
Jeffy is a term used, mostly in Ontario, to describe one who's actions have left no doubt in everyone, that he is a moron and/or just a Tard.

Do not mistake with the Name of an individual.
X: Sorry man, I spilt my beer on your bed...
Y: You Jeffy!
Crowd: JEFFY!!!
by Groscave December 1, 2010
Get the Jeffy mug.