noun.
A restaurant where coffee and other refreshments are served, especially one where people gather for conversation, games, or musical entertainment.
The Century Dictionary and Cyclopedia
noun.A house of entertainment where guests are supplied with coffee and other refreshments, and sometimes with lodging; a café. Coffee-houses in Great Britain formerly held a position somewhat similar to that of the club-houses of the present day.
the GNU version of the Collaborative International Dictionary of English
noun.
A house of entertainment, where guests are supplied with coffee and other refreshments, and where men meet for conversation.