Invitation abbreviation

• Brown-bagging letters
• Party spec
• "We're not serving liquor" party invitation notice: Abbr
• Party invite letters
• Invitation notation
• Like many restaurants without a liquor lic.
• [Guests must provide their drinks]
• Low-budget party letters
• Invitation reminder letters

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
initialism (acronym) for "bring your own bottle" or "bring your own booze," by 1951.