A meme-ish way of saying "the Flintstones." Usually used in reference to SiivaGunner, Vinesauce Joel, or anything else related to 7 GRAND DAD. Phonetic spelling of Joel saying "Flintstones?" in a strange and humorous way due to his accent.
Joel: GRAND DAD? FLEENSTONES?! *annoyed groan*
by MushroomTheEpic July 2, 2017
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