Meaning

adjective given to excessive indulgence in sexual activity

originFrom Middle English lecherous, licherous, from Old French *lecherous (attested in Old French lecherousement (“lecherously”)), from Old French lecherie, licherie (“gluttony, sensuality, lewdness, lechery”), from Old French lecher, lechier, lekier, lescher (“to lick, live in gluttony or sensuality”), from Old Frankish *lekkōn, *likkōn (“to lick”), from Proto-Germanic *likkōną (“to lick”), from…

Etymology from Wiktionary, CC BY-SA 3.0