Define Halo 2.5 Meaning

Halo 2.5
A game that was never planned, and will never exist. Only idiots actually believe it will become a reality.

Joe: OMG! Halo 2.5 is gonna come on the hard drive of the Xbox 360!!! Like, my uncle who works for Bungie told me!!!11!1!!!oneone!!!1

Bob: You are a total retard.
By Dulcia
Halo 2.5
that one thing they say will come out for xbox 2. it better not suck as much as 2.
halo 2 that is.

its halo 2.5 wtf do i need an example?!
By Jermaine
Halo 2.5
The game being released by bungie, an updated version with a better ending than the Halo 2 crappy one.

1."Halo 2's ending both sucked and blowed"

2. "Yeah but they are releasing Halo 2.5 with a better ending"

3. "Shutup! Smart ass!"
By Laverna