noon o'clock shotgun
10 minutes prior to noon, gather your friends and puncture a hole in the bottom of each of your beers, making sure that nothing is spilling by tilting your beer. upon the arrival of noon o'clock, crack open the beers and drink out of the hole you made. Most commonly used at college football game tailgates
Hurry up and get your beers, time to noon o'clock shotgun soon!