adjectival noun or quasi-adjective, noun

  1. unreasonable, irrational, outrageous, absurd.

Variations

Pronunciation Kanji Kana Is Common
理不尽 りふじん

Contained Kanji Breakdown

logic, arrangement, reason
リ ことわり あや (2nd, N4)
king, rule, magnate
オウ -ノウ おお (1st, N3)
ri, village, parent's home
さと リ さ (2nd)
rice field, rice paddy
た デン たん (1st, N4)
soil, earth, ground
ド つち は (1st, N5)
negative, non-, bad
 (4th, N4)
cliff (厂) variant
divining, fortune-telling, divination or katakana to radical (no. 25)
ボク うらな.う うらない (Kentei Pre-1)
exhaust, use up, run out of
つ.きる ジン ことごと.く (7th, N1)
shaku, Japanese foot, measure
シャク セキ さし (6th, N1)
corpse, remains, flag radical (no. 44)
シ かたしろ (Kentei 1)
dot, tick or dot radical (no. 3)
チュ (Kentei 1)
two-stroke water radical or ice radical (no. 15)
ヒョウ こおり (Kentei 1)