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an annoying guy who ruins all the fun
Person 1:that guy is such a gavster
person 2;i know right
gavster by GuayandoLol August 25, 2022
Related Words
an annoying guy whoo ruins all the fun
Person !: that guy is such a gavster
gavster by GuayandoLol August 25, 2022

gavster win 

when an incredible dub occurs. often when you achieve something awesome you exclaim: gavster win.

the origin of the term "gavster" is relatively unknown. usage of the word seems to date back to florida in 1969.
just had sex with my wife... call that a gavster win!
gavster win by sauceblaster69 June 26, 2020

Bruton Gaster 

From the USA Network TV Series Psych. Burton "Gus" Guster's name spelled incorrectly by a museum
And you must be Bruton Gaster.
Burton. Guster. It is Burton Guster.
Bruton Gaster by smoshme July 17, 2011
Nightmare fuel
I know he isn't that scary, but Gaster's been haunting my nightmares since 2015.
Gaster by HotHotLegg April 11, 2020
It's a secret!
But no seriously, Gaster is a secret character from the game UNDERTALE. Said to be Sans and Papyrus' dad. Well, it's not confirmed, but he may be. He speaks in WingDings too.
Undertale Fan: I FOUND THE SECRET GASTER!!!
gaster by SkyBerry June 5, 2016
More from Urban Dictionary

Slop Grenade

When someone uses AI to generate a large document, slide deck, or piece of code/software and tosses it over the fence for you to deal with.
Chad: Hey Brent I sent you the new backend API change to review, it’s only 100 files changed.

Brent: he just tossed me a slop grenade
Slop Grenade by Joe Squid September 28, 2026
Word of the Day on September 29, 2026
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
After we broke up, he was floxi to me.
floxi by Dr. Geek May 13, 2009
Word of the Day on September 28, 2026
NYC people who migrate north to Quahog, RI to see the leaves in the fall.
New York and everyone from there can fornicate themselves with an iron stick.
leafers by ss++ February 8, 2005
Word of the Day on September 27, 2026

Respectfully 

Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.

After school, The Modells on Jamaica Ave was active. Respectfully.
Respectfully by john quan the first December 20, 2020
Word of the Day on September 26, 2026
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