stick-up Share definition Flag it's a slang expression referring to larceny by threat of violence = robbery. He was arrested on a charge of a stick-up. Put ya hands up - it's a stick-up! (U-God - 'Stick-up') stick-up by MisterTical August 31, 2006 0 0 Get merch Get the stick-up mug. Buy Now — $32.95 See more merch