Ug-ug 

Ug-ug is a term used to describe someone, who is usually not only ugly, but dumb as well. This is because of the comical caveman sound effect "Ugh-ugh".

Tom: Hey, Sally! Did you see the new girl at school today?
Sally: Yeah, that bitch was super ug-ug!

Ug-ug by Ookamibito February 23, 2008

bb ug ug monke 

a man who is enjoys sexualt intercorse with kids of all genders

nissen: did you hear about bb ug ug monke

KB: yea he raped those kids while saying ug ug monke
nissen: yea famalam

bb ug ug monke by Nutdog420 August 22, 2023

UG April 5th

On UG April 5th is the day everyone in the discord server "Unhatched Games" (UG) beats the shit out of the member "Trike v2".

Person 1: "Hey Trike v2, its UG April 5th!"
Trike v2: "Oh shit"

Trike v2 then proceeds to log off his discord account.

UG April 5th by SirBlameson March 26, 2021

360 UG 

360 Your Grandma (Can be changed to any other member of family, or animal).

Stating that the person speaking has had sex with the person's (insert family member or animal here) they are talking to.

Guy 1: 360 US!
Guy 2: 360 UM!
Guy 1: 360 UG!
Guy 2: You sick bastard! My Granmother is dead

360 UG by TikTok12 November 20, 2011

UG FTW 

Whenever a link, usually to YouTube is posted in an Ultimate-Guitar forum, users comment on it saying UG FTW to show that UG brought them there

UG'er1: Watch this video!! *link*
Ug'er2: *commenting on the video* UG FTW!!

UG FTW by HoneycombFromHeaven June 15, 2011

tagga ug 

The act of drinking monster energy and jumping on a trampoline at the same time.

"tagga ug ikv?"
"a jag bringar monster yo"

tagga ug by string August 29, 2012

UG Planet 

UG Planet (UnderGround Planet) or UGP is an 2021 American Pluggnb/Rap Collective founded and created by AeterLuv. UG Planet consists of members like AeterLuv ,YkJay! ,CHA$E1, Jayvo2xx, Raidurr, Caprice The New Youngin, ThotBoy J4Sir, WydTino, KO ,Sw!sh, FH Blue, Mizzyxo, Hunnidkmai, Sega XO

yo have you heard of uh planet? i might join!
i think ug planet might be the best underground collective!

UG Planet by 2testikles June 7, 2021