Definition of 武士に二言なし (ぶしににごんなし)
ぶしにごん
                        武士に二言なし
ぶしににごんなし
bushininigonnashi
expression
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a samurai never goes back on his word(proverb)
Related Kanji
| 武 | warrior, military, chivalry, arms | 
| 士 | gentleman, scholar, samurai, samurai radical (no. 33) | 
| 二 | two, two radical (no. 7) | 
| 言 | say, word |