Partypoopers 

A group of friends who goes to parties without participating in the party, which therefore often kills the mood.

- See who just walked in through the door, it's prutskid and friends
- Oh, they're such partypoopers

Partypoopers by Mr. meeeeeeeeeee April 11, 2011

partypooper 

One who breaks up or ruins a party through a variety of means. Possible ways of dispersing or destroying a party include but are not limited to: calling the authorities, stories involving octogenarian sexual intercourse, Jennifer Aniston movies.

Rich: Oh no, Larry! Here comes Harold.

Larry: He's probably going to come over here and talk about his wife. She just died. God, what a partypooper.

Rich: What a selfish bastard! What makes him think we care about that?

partypooper by The Master of Unlocking January 22, 2010

party poopers

Portable toilets used at a public party, concert, or event.

There's a long line at the party poopers.

party poopers by Genuine Nerd September 21, 2009

Partypooper 

The opposite of Partygoers in The Backrooms. Very friendly and are humanoid with jackets and a blue mask with a sad face. Resided in The Boredom Room but, after The Fun War, now live in The Promised Land

Man I wish The Partypoopers were still around

Partypooper by ThatAnonymousBloke April 6, 2022

Partypooper 

A partypooper is a entity that lives in level 777(I think)and are small numbered because of the fun war with partygoers

Oh a partypooper

Partypooper by Camthefurry October 4, 2022

PartyPopperPwn

When someone ignores the advise to not point the party popper at another person's face when pulling the string, causing the person to have severe facial disfiguration.

Tim: yeah man! HAPPY NEW YEAR!! *pulls party popper string*
Tom: OH SWEET JESUS, MY FACE!
Tim: OH FUCK, YOUR EYE IS COMPLETELY SEVERED...
Tom: DUDE, YOU PARTYPOPPERPWNED ME.

PartyPopperPwn by BonjourPapa April 20, 2009

partypoper 

A really cool person who watches twitch.tv. He is a mod for @Nam__my and does the best job he can

this guy is like partypoper79 but not as cool tho

partypoper by Partypoper79 May 9, 2018