A) The ability to hold one's drink during a party, in a car, or in a bar when the body is knocked about without spilling a drop.
B) The ability to hold one's self upright or together while conversing during complete inebriation; to keep balance during inebriation
A) "Did you see my drink suspension over those railroad tracks?!?! Not a drop, Baby!"
B) Guy A: "Check Matt out. Took too many Four Horsemen."
Guy B: "I know. He's totally lost his drink suspension. Oh! There he goes! TIMBER!"
Guy A: "Awww...Fell right into that pile John's dog just left! Should we help him?"
Guy B: "He'll figure it out..."