A type of rock music that is used as background mood music for taking lsd and most of the songs were written by musicians who were on it at the time and promotes the taking of lsd and was the favorite music of the 1960's hippie generation and also of the neohippie movement and of dark hippies.
In the 1970's and 1980's, what older people used to call heavy metal and hard rock. Now most of those people are dead, but sometimes you'll hear someone say it at the retirement home.
Junior, cut your sideburns and stop listening to that Acid Rock or you'll start worshipping Satan!
Ulzzang true definition is "best & "face" = best face in korean. They are basically people with above average looks, sometimes with the use of photoshop and haduri who post their pics online, some becoming internet celebrities.
"Hey, see that chick over there? She's pretty enough to be an ulzzang. :D"
EBK stands for "Elite Ball Knowledge." 1 In internet slang, "ball knowledge" originally referred to a deep understanding of football/soccer or basketball, but it has evolved into a broader term for having a highly sophisticated, deep, or niche understanding of any specific topic (such as music, movies, or subcultures).
Person A: "That scene was a direct homage to an unreleased 1982 Japanese indie film."
Person B: "Wow, EBK."