Definitions by CD Drive

Rift 

Originating from League of Legend's summoner's rift, is a word that describes a gaming session.

Also see Riftathon, which is a back-to-back marathon of gaming.

Friend: I'm about to rift.
Friend #2: Hell yeah! Catch me on the rift as well.
You: Rev up those fryers!! Get on the discord.

Rift by CD Drive May 21, 2018

Riftathon

Derived from the word "Rift", it is the marathon of rifting. Rifting is basically just a gaming session.

*Rift - Originating from League of Legend's Summoner's Rift

Friend: Yo, are you gonna rift tonight?
You: Hell yeah, it's about to be a riftathon.

Riftathon by CD Drive March 17, 2018