adjectival noun or quasi-adjective, takes genitive case の, noun

  1. useless, futile, vain.

Variations

Pronunciation Kanji Kana Is Common
無益 むえき

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
benefit, gain, profit
エキ ヤク ます (5th, N1)
grass, straw, herbs
to divide
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
eight, eight radical (no. 12)
ハチ や はっ (1st, N5)
dish, a helping, plate
さら ベイ (3rd, N2)