A reference to both heroin and cocaine; Made famous the song Snow by the Red Hot Chili Peppers.
Man there's goin to be some heyo at this party tonight!

by Jon Sauer February 12, 2008
Get the heyo mug.
to greet someone like a retard.
a combination of HEY and YO.
HEYO! u are a bitch and is jewish
by notjewish November 6, 2007
Get the heyo mug.
A My nickname in video games, bitches
B someone who is l337
Hey let's go play video games with heyo, cause he's teh l337.
by M'shinny October 22, 2004
Get the heyo mug.
Heyo a DISCORD black hat hacker clan that TokenLogs , Nukes and Wizz servers and accounts in the community.
boy: Yo did you hear about heyo nuking that persons account they deleted everything.
female: No who are heyo?
boy: Heyo are the best hackers in discord don't mess with them.
by DiscordModerator December 25, 2020
Get the Heyo mug.
Well I do use this word all the time. It's another form of saying hello! Or hello and yo mixed together.
"Heyo Ziplock, let's own this stupid noobs."
by Namlhof December 6, 2003
Get the Heyo mug.
A verbal indication of exuberance, surprise, or admiration
Down in the valley where I laid her down, the last time I saw her, I saw her in greyo. All in greyo All in greyo, I fucked her so hard my neighbour went Heyo!
by Assbank June 6, 2005
Get the Heyo mug.