An infamous phrase in Roblox, in which a place on Roblox would repeat the same word to get it on top of the search results, giving the place more visits and giving the creator Robux from their scam gamepasses.
Place: *not even about baldi*
Place Name: BALDI OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY
by AstralDivinity December 30, 2020
Get the OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY OBBY neck gaiter and mug.
In Roblox, a obstacle course.
In Minecraft, obby is short for obsidian, commonly used on faction servers.
Roblox:

Player1: Hey kid, do you want to play a obby?

Noob: N0 thx m8 i b4d at 0🅱🅱ys xD lit saveage famm

Minecraft:

Player1: Anybody selling some obby? I need to build a new base.

Player2: I'll sell ya a stack of obby for 50,000.
by LitBot February 18, 2018
Get a obby mug for your coworker Vivek.
Short for obstacle course. Often used on the website "ROBLOX".
lets got to that obby
by anotherusername1111 February 13, 2010
Get the obby neck gaiter and mug.
Obby= o bby= oh baby.
Pronounced: aw bee.

See:oh baby,babeh.
Guy: *smacks ass*
Girl: obby!
by Jay :3 June 23, 2008
Get the obby neck gaiter and mug.
An online acronym for the phrase, "Oh baby", typically used by frequenters of live girl webcams. While this phrase can be used for explicitly sexual situations, it is useful for text-based conversations that can be twisted or interpreted in a sexual manner.
...obbi
by Damascus Reed April 05, 2011
Get a Obbi mug for your dad Jerry.