a bar, especially of a café or restaurant, that features a variety of wines served by the glass.
Origin of wine bar
First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a bar in a restaurant, etc, or an establishment that specializes in serving wine and usually food
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012