A house habitually kept open to callers. / An event, often in one's home, at which there are few restrictions regarding who and how many may attend.

A relatively inexpensive wine sold in a restaurant, often by the glass as well as by the bottle or unmarked carafe; both red and white are normally offered.

(US politics, as "the House") Ellipsis of House of Representatives. / (politics, Westminsterian parliamentary systems) Ellipsis of House of Commons. / (politics) Ellipsis of House of Parliament.

(usually in the plural, Britain) Point awarded to a member of the house of a grammar school or public school for sporting and other achievement.

(slang) Prison, jail. / (slang, obsolete) The workhouse. / A religious building of the Delaware Indians, representing the cosmos. / Used other than figuratively or idiomatically: see big, house.

(US, slang) A cheap restaurant. / In the sport of rogaining, a central base camp providing hot meals and a place to sleep.

(slang) A hotel detective.

A housewife.

A cricket of the species Acheta domestica.

The universally common mouse of the species Mus musculus.