1.The act of playing your guitar for your baby girl after sex, no matter how bad it sounds

2. The act of ejaculating in less than 45 seconds
Guy1: Hey i totally had sex with my girl friend yesterday

Guy2: That's awesome, did you use the japer?

Guy1: o hell no, i'm not a giant faggot.
by Geneseofarmplow1! May 3, 2009
Get the Japer mug.
From the noun 'to jape', as in, 'to joke.'

1. One who enjoys the japes.

2. An expert in the art of japing.
1. Ollie said he's going for a bath, but we all know that he's really going for a wank. What a japer.

2. Did you see the Dark Knight yet? Heath Ledger, what a japer.
by TheJaper July 27, 2009
Get the Japer mug.
A fat kid who goes to starbucks and sips on his coffee while listening to emo.
Jp Quine

"Bro, lets go down to that rad place Starbucks and get a coffee and write poetry. Then we could be a Japer too!"
by Joe Nelly July 9, 2004
Get the Japer mug.
A person who will go to extraordinary lengths to gain advantage at board games
Dude, did you see that unreal Bingo that he laid down at Scrabble
last night?. He's a fuckin' japer.
by KenE. March 5, 2009
Get the japer mug.
noun: a disgustingly fat adolescent who drinks starbucks and throws up when smelling something bad. reads poetry and hides his emotions behind misfits shirts and black pants.
"wow look at that kid over there, hes really fat, drinking starbucks, wearing a misfits shirt and black pants, and reading poetry"

"what a japer!"
by MuRpL July 29, 2004
Get the japer mug.
The act of attempting to tell a joke and disrupting yourself by either: laughing at your own joke; stuttering; or forgetting where you were going with it.

- This can also be used for comebacks to getting shredded in the group chat.
Work: Did you hear Josh try to say a comeback to Dan's sick burn? He totally Scram Japed it.

Ollie: What a Scram Japer!
by HaveYouGotASeck March 3, 2021
Get the Scram Japer mug.
The Bende van Japer is a infamous group that was established at Hoogtestage 2016. The word "japer" is originated in Merksem and means: "Beer". The group is mostly known from Roadsurfing (Route de Soleil), where they were an incredible hype.

Alternative meaning for Japer:
1. Drinking a beer.
2. Playing guitar after sex for your just-made unborn son.
3. Ejaculating within 45 seconds.
Hey are you going to the trap and hiphop party?
Yeah, it's at the Bende van Japer, isn't it?
It sure is, everyone is going!
by bcbertyboy November 17, 2016
Get the Bende van Japer mug.