"a making naked," by 1838, perhaps from French nudification (by 1833); see nude + -fication.

"The cult and practice of going unclothed" [OED], 1929, from French nudisme (see nude + -ism). Nudist "one who practices nudism" appeared at the same time.

Made in Germany, imported to France, is the cult of Nudism, a mulligan stew of vegetarianism, physical culture and pagan worship. ["Time," July 1, 1929]

1929, adjective and noun, from French nudiste or formed in English from nude (adj.) + -ist; see nudism.

"condition or fact of being naked, a nude or naked state," 1610s, from nude (adj.) + -ity; or else from French nudité "nakedness" (14c.) or directly from Late Latin nuditatem (nominative nuditas) "nakedness, bareness," from Latin nudus "naked, bare" (see naked).

"a bore, irritating person," 1947, from Yiddish, with agential suffix -nik + Polish nuda "boredom" or Russian nudnyi "tedious, boring," from Old Church Slavonic *nauda-, from *nauti- "need" (see need (n.)).

see enough.

"trifling, of no value; invalid, futile," c. 1600, from Latin nugatorius "worthless, trifling, futile," from nugator "jester, trifler, braggart," from nugatus, past participle of nugari "to trifle, jest, play the fool," from nugæ "jokes, jests, trifles," a word of unknown origin.

1852, "lump of gold," probably from southwestern England dialectal nug "lump," a word of unknown origin [OED]. Another theory is that it is from a misdivision of an ingot. Transferred sense (of truth, etc.) is from 1859.

c. 1400, "injury, hurt, harm," from Anglo-French nusaunce, Old French nuisance "harm, wrong, damage," from past-participle stem of nuire "to harm," from Latin nocere "to hurt" (from PIE root *nek- (1) "death"). Sense has softened over time, to "anything obnoxious to a community" (bad smells, pests, eyesores), 1660s, then "source of annoyance, something personally disagreeable" (1831). Applied to persons from 1690s. As an adjective by 1889; the older adjective nuisant was always rare and now is obsolete.

short for nuclear weapon, 1959, U.S. military slang (see nuclear). The verb is attested from 1962; the slang sense of "to cook in a microwave oven" is by 1987. Related: Nuked; nuking.