sneakily mean Share definition Flag When someone is mean, but on the low-key. You'd think they'd be a nice person, but they aren't. "Yeah I don't like that class" "But everyone's supposed to be nice I've heard" "Exactly. They're sneakily mean" sneakily mean by The crippled ging November 26, 2013 0 0 Get merch Get the sneakily mean mug. Buy Now — $32.95 See more merch