墨斗 Traditional form: 墨斗 Pinyin (reading): mòdǒu Definitions: carpenter's straight line marker (an inked cord stretched tight then lowered onto timber) Characters: 墨 - ink; writing; Mexico 斗 - to struggle, to fight, to contend; measuring cup Traditional characters: 墨 - ink; writing; Mexico 斗 - to struggle, to fight, to contend; measuring cup