takes genitive case の, noun

  1. undefeated, unbeatable, invincible.

Variations

Pronunciation Kanji Kana Is Common
不敗 ふはい

Contained Kanji Breakdown

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)
failure, defeat, reversal
ハイ やぶ.れる (4th, N3)
shellfish
かい バイ (1st, N2)
eye, class, look
め モク ボク (1st, N4)
eight, eight radical (no. 12)
ハチ や はっ (1st, N5)
strike, hit, folding chair radical variant (no. 66)
ホク (Kentei 1)
person(人) variant
mow, cut grass, subdue
ガイ ゲ おさ.める (Kentei 1)