Definition of "lu"

lu¹

noun
uncountable
1. Archaic form of loo (“card game”).
verb
third-person singular simple present lus, present participle luing, simple past and past participle lued
1. Archaic form of loo (“beat at card game”).

lu²

noun
usually uncountable, plural lus
1. (historical) Synonym of route or circuit: an administrative division of imperial China.