adjectival noun or quasi-adjective, noun

  1. useless, futile.
  2. unnecessary, needless.
  3. not on business, unrelated, unauthorized.
  4. prohibited, banned, forbidden.

Variations

Pronunciation Kanji Kana Is Common
無用 むよう

Contained Kanji Breakdown

nothingness, none, ain't
ム ブ な.い (4th)
person(人) variant
40, forty
シュウ よんじゅう しじゅう
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
fire, fire radical (no. 86)
ヒョウ カ
utilize, business, service
ヨウ もち.いる たから (2nd, N4)
month, moon
つき ゲツ ガツ (1st, N5)
number one, line, rod radical (no. 2)
コン シ ジョ