Meaning

adjective completely unclothed

adjective having no protecting or concealing cover; - Shakespeare

adjective (of the eye or ear e.g.) without the aid of an optical or acoustical device or instrument

originFrom Middle English naked, from Old English nacod, from Proto-West Germanic *nak(k)wad, from Proto-Germanic *nakwadaz, from Proto-Indo-European *negʷ- (“naked”). Doublet of nude (remotely).

Etymology from Wiktionary, CC BY-SA 3.0