When someone mentions something that is outdated by something better or newer. Calling out conformity or "the traditional old ways". Used amongst primarily amongst gamers but can be used elsewhere.
Example 1:
Gamer 1: 'Sup lads, we all in Teamspeak?
Gamer 2: Teamspeak in 2017 L U L. Get in Discord.

Example 2:
Mate 1: Hey guys you want to come with me to get my new flip phone?
Mate 2: Flip phones in 2017.
Mate 3: LUL
by Matt2K August 14, 2017
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The coolest motherfucker ever to hit this sad sad planet
No-one comes close to the real Zeke
by Zeke April 06, 2005
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Carrying too much cash on your person- to the point that your wallet won't close
I don't feel safe going out with this T H I C C W A L L E T tonight!
by ALL_IN_KAPPA August 13, 2017
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this is a group chat on instagram,there are 6 people,

they all met through tiktok,they wanted to play among us together so they made a gc for it,now after months they are all like sisters to eachother😣

the name was first milkcore,and now it is hollecore,we named it that way after a beefy sugar daddy messaged lara🥵🥵🔥😎
h o l l e c o r e 🥛😡 is a group chat of 6 besties who will never leave each others sides
by stan aespa December 21, 2020
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A great way of owning someone - without words - on the internet. Represents a guy flipping someone off.
Roger: Howdy!
Robert: .l.. d'.'b ..l.
Roger: :(
by YapmelkXela October 06, 2009
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