See the meaning, origin, examples, and context for the slang phrase BYOB with RedKiwi English guide. BYOB stands for "bring your own" and is used for places or events that do not serve alcohol. Learn the meaning, usage and examples of this abbreviation and its variations. 58 definitions of BYOB. Definition of BYOB in Slang/Internet Slang. What does BYOB stand for? BYOB 101: What Is It? So, what does it mean anyway? Occurring occasionally during the 1920s, BYOB was the abbreviation for “bring your own bottle” or “bring your own booze”. Sometimes, the last B was also converted as “beer” or “beverage”. Whatever they are, they all suggest you bring your alcoholic drinks. Dating back to the repeal of Prohibition in 1993, the Pennsylvania Liquor Control Board was founded to supervise a strict licensing system for selling alcohol. As a result ...
