jackstraws n a game in which players try to pick each jackstraw (or spillikin) off of a pile without moving any of the others n a thin strip of wood used in playing the game of jackstraws Usage(s) They were still trying to make up their minds on rules about profits and taxes and other political jackstraws. The end result somewhat resembles a gigantic line-up of jackstraws and dominoes or an oversized split-rail fence weighed down with paving stones. The bodies of all 29 persons aboard were strewn like jackstraws around the twisted fuselage. Synonym(s) spillikins jackstraw spillikin