raising a drink above your eyes and then opening your mouth and pouring the drink into your mouth.
drinking from a friend's bottle water or can without putting it to your lips. Giving them the curtsy of not giving them your germs but accepting theirs.
Person (1) hey can drink some of your bottled water ? Person (2) no way man ! I don't want your germs all over it. Person (1) it's ok I will water fountain drink.