A company having a large market capitalization.

A limit on the salaries paid to the employees of an organization imposed by government or some other body

(video games) The maximum attainable level of the player character, often in role-playing video games. Level caps may be raised in subsequent playthroughs or expansion packs/downloadable content.

(construction) A sheet, often granule-surfaced, used as the top ply of some roof membranes and/or flashings.

A celebrated granite dome in Yosemite National Park. / An unusual hot spring in Yellowstone National Park. / A prominent peak on Mount Rainier.

A brimless felt cap, such as the Phrygian cap or pileus, emblematic of a slave's manumission in the ancient world. / A magic mushroom, Psilocybe semilanceata.

(Britain) Ellipsis of if the cap fits, wear it.

plural of cap cloud

(humorous) A metaphorical piece of headgear supposedly worn by a person to assist them in thinking about how to solve a problem.

A city on the north coast of Haiti.