Shwa-Bang Share definition Flag An an-a-mona-pia used to express the moving through and hitting of a solid object, also for taking up space in a lull, or total randomness. ~"And then, SHWA-BANG! The window smashed!" ~"So..." "Yeah... Umm..." "SHWA-BANG!!!" "LOL" Shwa-Bang by Mr. Awesomest-Person-Alive January 17, 2009 Get the Shwa-Bang mug.