gamedar

The radar in certain first person shooters/hybrids (such as Halo, Fallout 3, and Doom) that tells the player where enemies and other NPCs are.

"Turn off the gamedar, bitch -- using it's for pussies!"

by Christ Chen February 5, 2009

gameday

The art of setting donkey work and all other tedious work aside to browse the internet, draw on, and partake in the event of playing games, or game-like activities.

Frank, "Yo Evan, wanna get a taco out after school?"

Evan, "No, it's gameday!"

by Various sources January 20, 2005

Gameday Betty

A slutty, female sports fan.

Greg: Damn son, y'all see that gameday betty at the party?

Brandon: Shit yeah.

by Atreidius January 18, 2016