Lewis Short
(adjective) : caupōnĭus, a, um, caupo
* Of or belonging to a retail shopkeeper, or to an innkeeper: puer, a shop or tavern boy, waiter, Plaut. Poen. 5, 5, 19: taberna,Dig. 23, 2, 43; 33, 7, 13: artes exercere,Just. 1, 7.
* Subst.: caupōnĭum, ii, n., tavern furniture, Dig. 33, 7, 15 pr.
Charlton T. Lewis, Charles Short, A Latin Dictionary