Gentlemen's club
A gentlemen's club is a private social club. These clubs were started in England in the 18th century. They  were originally reserved to the British upper class. At the start, they were only for men, women were not allowed. They were all originally gambling clubs.  The first clubs (such as White's, Brooks's and Boodle's) had  members from the aristocracys. A main activity was gambling, especially gambling at cards. which was illegal outside of members-only establishments. However, there were clubs with other activities.