Dooper 

An inferior species of human that expresses their retardation in order to attract other mammals

Dooper -"whoah waw waw wah wah wah" Superior Human -"whatever you say dooper"

Dooper by al ahuakbar February 5, 2017

Dooper 

The act of getting super dooper baked

"Yo let's get dooper right now"

Dooper by Emdeebee February 20, 2017

Dooper 

A word used to call someone dumb, a party pooper, no fun etc.

For example, if you are down in the dumps, you're a dooper. If you're being mean, you're a dooper. If you're a snitch who ruined someones first time, you're a dooper. If you don't know what another person is talking about, you're a dooper.

Plural: Doopers

"C'mon Brian, don't be such a dooper!"
"Wow, that girl is such a dooper."

Dooper by TheRealFakeErin December 26, 2019

Dooper Valve 

Dooper Valve is another name for your arse hole

"I just dribbled out my dooper valve"

Dooper Valve by Broady21 October 1, 2009

Zooper Dooper 

A long freeze at home icy-pole that comes in a range of awesome flavours, and are the best on a hot summers day. Fairy floss, cola, bubble gum, etc. Awesome!

Dude 1: What have you got there?
Dude 2: A Zooper Dooper
Dude 1: Can I have some?
Dude 2: Get your own, theres a massive packet in the freezer

Zooper Dooper by jpp88 November 6, 2009

Pooper dooper 

Justin Bieber

Justin Bieber is a total pooper dooper

Pooper dooper by Ermagod August 15, 2018

Booper dooper 

When you feel bored as fuck or when you're charging at someone and yelling angrily or fiercely.

Enemy: Attack! Jacksepticeye: BOOPER DOOPER!

Booper dooper by Japenesefreakkkkkk December 31, 2017