5 Ice Cube Tray Relay

Ice Cube Tray Relays are a great way of getting drunk outside with friends, as it inspires friendly competition that centers around drinking alcohol.
4 Volleybeer

Volleybeer combines Beer Pong and Volleyball and turns it into an outdoor drinking game that can be enjoyed by groups of 4 or 6 people split into teams
3 Spikeball

Spikeball is a 2 vs 2 outdoor drinking game that requires hand eye coordination in order to spike a ball off a small trampoline or field balls hit the opponent.
2 Polish Horseshoes

The Polish Horseshoes Drinking Game is great to play outdoors on the beach with friends that combines frisbee and beer into a competitive, fun game.
1 Corn Hole

The Corn Hole drinking game is played outdoors and is a staple in America at tailgates and parties alike as it's a semi-competitive way of getting drunk with a partner.