Submitted by György Chityil ... on Fri, 01/19/2018 - 18:32 Hierarchy: InitialismDescription: {{context|Internet slang}} Rolling On The Floor Laughing; indicates great amusement at something in a discussion group, etc.Ngram: ROTFLNgram Text: ROTFLSource: WiktionaryIssue: 0Wiktionary tag: Internet slangNgram Count: 1