A fork of Rural Dictionary
Time of day (usually late afternoon to early evening) at which drinking a beer becomes necessary.
Hey, looks like its beer thirty, better grab me a cold one
1. One's whos face is completely covered in acne, thus giving off the impression that said person's face was splashed with a vat of acid 2. A jam band filled with nothing but alcoholics
"Dude did you see that chic? She's totally an acid face!" "Man, Acid Face rocks"