A great and loyal friend, a super talented artist and also really funny and kind
A word used by a fucking idiotic British person who tried to create his own language while playing video games on YouTube.
Gavin of Achievement Hunter used the word 'gack' and was promptly called a fucking idiot.
a person who can’t handle his alcohol and prefers overweight women
oh no thats his 5th beer, he will probably be a gack and try plug a fatty tonight
Acronym: God-Awful Cornholed Kook
Usually referring to a person who participates in anti-social behavior. Can refer to, but is not limited to:
-Internet Trolls
-Anti-Furries
-Bloxheads (Toxic Roblox Players)
-Stans (Especially the ones obsessed with authoritarian/fascist/terroristic ideologies)
-Etc.
"That user there? I heard he's an anti-furry."
"Great, another screwball gack on the loose."
The term “gack” refers to someone who wants to have hot steamy sex.
Gack! Let’s go to your room.
A dark substance composed of melting snow, dirt, spilled beer, and a powerful mix of other excretions and spillings that stained SUNY @ Oswego students' shoes/boots after an evening imbibing at such places as Broadwell's and Buckland's (mid 80's through early 90's).
Doug: Yo, Dave, what the fuck is on your boots?
Dave: It's gack from Broadwell's last night.