Meaning

noun the organ of smell and entrance to the respiratory tract; the prominent part of the face of man or other mammals

noun a front that resembles a human nose (especially the front of an aircraft)

noun the front or forward projection of a tool or weapon

originFrom Middle English nose, from Old English nosu, from Proto-West Germanic *nosu, variant of *nasō, old dual from Proto-Indo-European *néh₂s- ~ *nh₂es- (“nose, nostril”). See also Saterland Frisian Noose, West Frisian noas, Dutch neus, Swedish nos, Norwegian nos (“snout”), Low German Nääs, German Nase, Swedish näsa, Norwegian nese, Danish næse (“nose”); also Latin nāris (“nostril”), nāsus…

Etymology from Wiktionary, CC BY-SA 3.0