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.
by MushroomTheEpic July 01, 2017
Get the fleenstonesmug. Something that Donald Trump is not.
Despite President Trump saying that hw is a "stable genius," he is not, as no true genius is stable.
by MushroomTheEpic May 28, 2018
Get the Stable Geniusmug.