LIEU Meaning of LIEU in English /looh/ , n.1. place; stead. 2. in lieu of , in place of; instead of: He gave us an IOU in lieu of cash.[ 1250-1300; locus place; r. ME liue liu ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012