Denshi Jisho — Online Japanese dictionary

八 や eight
Numeric 
八 はち eight
Common word, Numeric 
お八 おやつ 1: (Usually written using kana alone) between meal snack;
2: mid-afternoon (around 3 o'clock) snack; afternoon refreshment; afternoon tea
Noun 
二八 にはち sixteen
Noun, Archaism 
一八 いちはつ wall iris; roof iris; Iris tectorum; fleur-de-lis
Noun 
勘八 かんぱち greater amberjack (Seriola dumerili); purplish amberjack; greater yellowtail
Noun, Usually written using kana alone 
間八 かんぱち greater amberjack (Seriola dumerili); purplish amberjack; greater yellowtail
Noun, Usually written using kana alone 
二八 にっぱち February and August (times of slow business, sluggish sales, etc.)
Noun 
亡八 ぼうはち 1: customer at a brothel; john; someone who has forgotten the eight virtues;
2: brothel; owner of a brothel
Noun 
忘八 ぼうはち 1: customer at a brothel; john; someone who has forgotten the eight virtues;
2: brothel; owner of a brothel
Noun 
丸八 まるはち Cyathea mertensiana (species of tree fern)
Noun, Usually written using kana alone 
尺八 しゃくはち 1: shakuhachi; end-blown fippleless bamboo flute;
2: (Rude or X-rated term) (Vulgar expression or word) blow job; oral sex (penis in mouth); fellatio
Common word, Noun 
十八 じゅうはち 18; eighteen
Common word, Noun 
百八 ひゃくはち 1: 108; one hundred and eight;
2: (Buddhist term) the number of kleshas, worldly thoughts and passions;
3: the sum of 12 months, 24 seasons of the solar year, and 72 'climates' of one year
Noun 
嘘っ八 うそっぱち downright lie
Noun, No-adjective 
自棄のやん八 やけのやんぱち (sense of) desperation
Noun 

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