(informal) A style of rock music made by male bands, emphasizing aggressive sexuality.

arena rock

(geology) An igneous rock that crystallized at considerable depth in the crust; plutonic rock.

A rock from the surface of the moon, but especially any geological specimen brought back by the Apollo program

The variety of English spoken in Gibraltar

(US, simile) Very stupid; dumb as a post.

plural of rock cod

Any of several Australian fishes of the genus Lotella

(aviation, slang) A daredevil pilot of great skill.

A census-designated place in Santa Clara County, California, United States. / A historical community in Clarion County, Pennsylvania, United States.