婚文よばいぶみMeanings1nounlove letter; marriage proposal letterarchaicArchaic term for a letter proposing marriage or a romantic advance, used in historical contexts.古こ文ぶん書しょには、婚よば文いぶみを送おくる風ふう習しゅうが記しるされている。Ancient documents record the custom of sending a marriage proposal letter.