lid

A removable or hinged cover for a hollow receptacle or box.

An eyelid.

A flaplike covering, such as an operculum.

A curb, restraint, or limit.

An act of concealment; a cover.

A hat.

An ounce of marijuana.

To put a lid on (something); put a cover on; hide.

A movable cover which closes an aperture or shuts in a cavity, and usually forms an integral part of the structure to which it belongs by being either attached or closely fitted to it: as, the lid of a tea-kettle, stove, chest, or desk.

In botany, the upper section of a pyxis, which separates by a transverse line; also, the hood of the leaf in the pitcher-plants; in mosses, the operculum.