pregame

Short definition from Wiktionary

Noun

1. 1
   A social gathering of several friends who get together to drink before going out to a party or a sports game, in order to get a "buzz" before going out for the night.
2. 2
   A television show preceding a sports game wherein commentators discuss that game.
3. 3
   A period of time before an important event.

Adjective

1. 1
   Taking place before, or in preparation for, a sporting event or other game.

Verb

1. 1
   To consume alcohol prior to an event.