13 definitions of FFS. Definition of FFS in Slang /Internet Slang. What does FFS stand for? Rank Abbr. Meaning. FFS, Friends for Sale (Facebook application). FFS means “For Fucks Sake” on the internet and in real life, though like many abbreviations and some slang terms, it's typed more often than it's spoken. This Slang page is designed to explain what the meaning of FFS is. The slang word / phrase / acronym FFS means. Online Slang Dictionary. Zum Start eine leichte Frage: Suggest new acronym Link to Us Search Tools State Abbreviations Press Partners Contributors Return Links Statistics Fun Buzzword Acronyms! Swap in Fuck All " nothing " for the deity, and you get an urban , angry, non-religious, expletive, demanding equivalent of "Oh My God, do something". Popular Pages What does FWU mean? Ever wondered what FFS means? Das ist eine Abkürzung für das Online-Game League of Legends. So erklären wir euch etwa die Bedeutung von omg und brb. FFS Fletcher Challenge, LTD. Parships Popular Fotbal 24 All Acronyms. Internet slang green and white flag with dragon, ChatSlang. Family Fun Stuff gaming. Abbreviations Biographies Maconline Definitions Grammar Lyrics Phrases Poetry.