A social gathering of several friends who get together to drink before going out to a party or a sports game. The goal of pre-gaming is to "get a buzz" before going out for the night.

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

(slang) To consume alcohol prior to an event.

plural of pregame

simple past tense and past participle of pregame

Drinking cheap alcohol at home before going out socially.

Prior to the formation of gametes