Acronyms dictionary OML What does OML mean? OML is an acronym in texting that means oh my Lord, and it's also a social-media hashtag for the Linkin Park song, "One More Light." Related words: oh my lord NFG OMG DMB Examples of OML "Chester was uniquely passionate, uncommonly generous, sensitive, optimistic, funny, and kind." December 15 release date for #OML live album. Thank you guys it's beautiful❤❤❤ @orban_monika, November, 2017 Person 1: Did you ever see anything like that? Person 2: OML, no! And i hope not to again! AND, I think, floating somewhere in the internet, an amazing person matched the #OMLLive audio to the #OML live performances. @LPFanCorner, January, 2018 SEE MORE EXAMPLES Who uses OML? me.me Just Added 4th of July, boogaloo, shelfie, ACAB, yeet Note This is not meant to be a formal definition of OML like most terms we define on Dictionary.com, but is rather an informal word summary that hopefully touches upon the key aspects of the meaning and usage of OML that will help our users expand their word mastery.