n A large, naturally-occurring cavity formed underground or in the face of a cliff or a hillside.
n A hole, depression, or gap in earth or rock, whether natural or man-made.
n A storage cellar, especially for wine or cheese.
n A place of retreat, such as a man cave.
n (caving) A naturally-occurring cavity in bedrock which is large enough to be entered by an adult.
n (nuclear physics) A shielded area where nuclear experiments can be carried out.
n (drilling, uncountable) Debris, particularly broken rock, which falls into a drill hole and interferes with drilling.
n (mining) A collapse or cave-in.
n (figuratively, also slang) The vagina.
n (slang, politics, often "Cave") A group that breaks from a larger political party or faction on a particular issue.
n (obsolete) Any hollow place, or part; a cavity.
n (programming) A code cave.
v (figurative) To surrender.
v To collapse.
v To hollow out or undermine.
v To engage in the recreational exploration of caves.
v (mining) In room-and-pillar mining, to extract a deposit of rock by breaking down a pillar which had been holding it in place.
v (mining, obsolete) To work over tailings to dress small pieces of marketable ore.
v (obsolete) To dwell in a cave.
n The 18th sura (chapter) of the Qur'an.
n A surname.
n A place name:
n A town and comune in Lazio, Italy.
n A village in Lincoln County, Missouri, United States.
n An unincorporated community in Pendleton County, West Virginia, United States.
n A settlement in Timaru district, Canterbury, New Zealand.