Longman Dictionary English From Longman Dictionary of Contemporary EnglishRelated topics: Computersslo-moslo-mo /ˈsləʊ məʊ $ ˈsloʊ moʊ/ adjective [only before noun] informal used to describe action that appears to happen more slowly than it really happens, in computer games, on film etc → slow-motion slo-mo mode —slo-mo noun [uncountable] ldoceonline.com