Yuperdoonie 

The most disrespectful thing to say to a Robloxian.

"You freaking yuperdoonie!"

Yuperdoonie by King Snoop October 23, 2017

yuperdoodles 

A way of saying yes.

Guy #1: Hey, wanna watch the football?
Guy #2: Yuperdoodles I do!

-The two proceed to watch the football-

yuperdoodles by Riuth December 11, 2015

Yuperdoodleyoso 

A word that can mean yes or yup

Bill:that party was fun!
Jill: Yuperdoodleyoso

Yuperdoodleyoso by e49z-g242-fbs23 December 30, 2009

Yeperoonie 

A word of confirmation said by someone who is wonderful, awesome, and absolutely adorable.

“Do you like waffles?”
“Yeperoonie”

Yeperoonie by GirlwhosnamestartswithA September 21, 2021

Yuparoonie

A term used to agree with someone.

Devin: Hey, does school start Sept 9th?
Kayla: Yuparoonie!

Yuparoonie by KayPlays127 August 3, 2017