undertale, is when you send a message on a groupchat, but the internet doesnt let the message send while you are still able to the see other group memembers interact
¨dude did you saw the new chapter of kaiji

*uhm guys, my messages arent sending, oh my god, im trapped in undertale, somene help me, GUYS STOP TALKING I MY MESSAGES WONT SEND*
by kemafili May 26, 2019
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Undertale (previously styled UnderTale) is a game by Toby Fox that released in 2015. In Undertale, you can either spare the monsters you meet, or kill them mercilessly. The game has many diverse characters such as Sans, Papyrus, Toriel, and even more.
Undertale is good.
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by The7Guy July 19, 2020
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A really good game made by Toby Fox that people insult and say is cancer because they're jealous of how great the game is AND HE SWIMMING IN MONEY LIKE SCROOGE MCDUCKEHHHHHHHHHHHHHHHHHHHHHHHH
Hater: "undertale sux"
Me: "Shut yo mouth, you're just jealous."
Hater: "fu-"
"Get dunked on, sucker."
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by Ye Olde Gomibaka October 25, 2017
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A game where if you don’t listen to a fat skeleton, you’re gonna have a bad time 💀.
I got dunked on when I played Undertale 🤣
by gamerGRIL June 19, 2019
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The best game in the UNIVERSE. If you've never even heard of it, then where have you been all your life? This game is only a computer game, so if you dont have a computer? GET ONE
Temmie: HOI!!! human, hav u evr heard of undertale?

Random Guy: Under-tale..? Noooo.... and what even are you?!?!?

Temmie: Humans... such a cute!! Dosnt even no wat undertale is


Random Guy: w-watching anime... 😥

Fan: well at least your doing SOMETHING right...
by Hoi_im_temmie123 June 17, 2020
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A small indie game with on of the worst communities that will harass youtubers for playing the game their own way and harass other people because of fandom ships.
"Yo do you like Undertale"
"Yeah, but I hate the toxic and shitty fanbase"
by UpdtdAutpsyReprt October 31, 2020
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a game made by toby fox (represented as toby dog/annoying dog inside game), it is awesomely popular almost as foknite/fuknite, its about an small yellow skin kiddo who falls to the underground in a world of monsters and humans, you meet flowey where you fall, he seems to look family friendly but ends up revealing to you that hes evil, thats why i call him satanic flower, then he tries to fock you but almost before your soul is focked toriel, an anthromorphic mountain goat, hecks flowet with its ekay fire, then you go to its home passing the ruins when you meet a 16 ghost, after that you to heck toriel or have mercy, the game is about fock someone or have him mercy.
10/9 years old kiddo: i like undertale now!!
his 15 sister/brother: come wih me,
by vibing pug 100% real no fake August 18, 2020
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