porterhouse

noun

1. (Canada, US)A cut of beef taken from the thick end of the short loin; it has a T-shaped bone and a large piece of tenderloin; a porterhouse steak.
2. (Canada, US, historical)A public house where porter was sold; often also served steaks, chops etc.

   “He contrived the same afternoon to introduce himself to one of the footmen of Lady Horatia at the porter house he frequented […].”