くはい 苦杯 LinksSentence search for 苦杯Sentence search for くはいSentence search for 苦盃Kanji details for 苦 and 杯Edit in JMdict Noun1. bitter cup; bitter experience; bitter defeat; ordealSee also 苦杯をなめるOther forms苦盃 【くはい】Notes苦盃: Rarely-used kanji form. Discussions Log in to talk about this word.