on ya bike Share definition Flag Usually means 'fuck off', 'get away', 'ya lying'. Mostly used by scousers (Liverpool, UK). smackhead -'av ya got any ciggys lad?' lad - 'on ya bike!' on ya bike by samwichh! March 25, 2008 0 0 Get merch Get the on ya bike mug. Buy Now — $32.95 See more merch