Home › Words › L › loudenlouden/ˈlaʊdn̩/louden means A surname.louden is pronounced /ˈlaʊdn̩/.EtymologyScottish habitational surname, from the parish of Loudoun, in East Ayrshire.nameA surname.An unincorporated community in Adams County, Ohio, United States.verbTo become louder.e.g.“The shouts of the bookies were now loudening outside in the sunlight, and when I'd slipped on my raincoat we went out to see what we could of the Light Weight Race.” — 1928, Siegfried Sassoon, Memoirs of a Fox-Hunting Man, Penguin, published 2013, page 167:Definitions & examples from Wiktionary (CC BY-SA 3.0).