Shnarfle/Shnarfeling Share definition Flag When a dog digs his face into something, while snuffling. Man 1: haha! What is your dog doing to that blanket?! Man 2: ehh.. He's Shnarfle/Shnarfeling Shnarfle/Shnarfeling by WordSlingah April 27, 2015 Get the Shnarfle/Shnarfeling mug.