Sneaky big tits Share definition Flag Girls who don't appear to have large breasts in their daily wardrobe but then when seen dressed to go out do, in fact, have bodacious ta tas. Usually she wears hoodies but if you'd seen her at the club you'd know she's a sneaky big tits. Sneaky big tits by Jonny Jonzes March 18, 2017 Get the Sneaky big tits mug.