gambling house; gambling den; casino
Refers to a physical place where gambling takes place, often with a slightly illicit or old-fashioned feel compared to modern カジノ.
The police raided an illegal gambling den.
He spent the whole night at the gambling house.
Compound of 賭博 (gambling) + 場 (place). The exact historical derivation is straightforward; the word has been used since at least the early modern period.