BYOB or BYO is an initialism meant to stand for `bring your own bottle`, `bring your own beer`, `bring your own beverage`, or `bring your own booze.` BYOB is often placed on an invitation to indicate that the host will not be providing alcohol and that guests are welcome to bring their own. Some business establishments allow patrons to bri... Found on http://en.wikipedia.org/wiki/BYOB
bring your own bottle, as of liquor or wine: often included in an invitation to indicate that the host will not provide liquor. Found on https://www.infoplease.com/dictionary/byob