Luan1, m. (gs. -ain, pl. ~ta).1. Monday. Ar an ~, on the Monday, on Mondays. Inniu an ~, today is Monday. Fan go ~, wait till Monday. Obair an Luain, Monday work. Dé Luain seo chugainn, next Monday. Ar maidin Dé Luain, on Monday morning. Thosaigh sé Dé Luain, he started on Monday (last). Má bhím anseo Dé Luain, if I am here on Monday (next). Ó ~ go Satharn, from Monday to Saturday. ~ Cásca, Cincíse, Easter, Whit, Monday. ~ an tSléibhe, lá an Luain, the day of judgment. 2. Aureole; nimbus, halo.