What is Haloween?
1.
The careful weaning from Halo 2 to Halo 3.
I Haloween'd from 2 to 3. Now I'm a man."
See
2.
Instead of going out trick-or-treating, You spend halloween playing halo 3.
Hey, you going trick-or-treating?
Naw Im going to have a HALOween
See