Meaning

noun a titled peer of the realm

adjective impressive in appearance

adjective of or belonging to or constituting the hereditary aristocracy especially as derived from feudal times

originFrom Middle English noble, from Old French noble, borrowed from Latin nōbilis (“knowable, known, well-known, famous, celebrated, high-born, of noble birth, excellent”), from nōscere, gnōscere (“to know”). False cognate of Arabic نبيل (nabīl). Displaced native Middle English athel, from Old English æþele.

Etymology from Wiktionary, CC BY-SA 3.0