Meaning

noun either of two folds of skin that can be moved to cover or open the eye

noun a movable top or cover (hinged or separate) for closing the opening at the top of a box, chest, jar, pan, etc.

noun headdress that protects the head from bad weather; has shaped crown and usually a brim

originInherited from Middle English lid, lyd, from Old English hlid, from Proto-West Germanic *hlid, from Proto-Germanic *hlidą (compare Dutch lid, German Lid (“eyelid”), Swedish lid (“gate”)), from Proto-Indo-European *ḱlitós (“covered”), from Proto-Indo-European *ḱley- (“to cover”).

Etymology from Wiktionary, CC BY-SA 3.0