cockswinger Share definition Flag A completely annoying and/or useless person. Also has the form 'cockswinging' when preceding another adjective. "Dave is a complete cockswinger." "You just spilt my pint you cockswinging cunt." cockswinger by The ghost of Lawrie Sanchez December 29, 2005 0 0 Get merch Get the cockswinger mug. Buy Now — $32.95 See more merch