Recent Examples on the WebBut even if Brexit reflects Britain’s carefree pensioners—and some evidence suggests that despite being older, Brexit voters were stroppier than average—there is little sign of such an age effect elsewhere.The Economist, 11 July 2019 Indeed, a video on AS' website shows the marksman getting extremely stroppy when he is told to conduct some acceleration drills alone while his fellow players get on with another session.SI.com, 12 Oct. 2017 Dembele is allegedly refusing to return to Dortmund until the situation is resolved by all parties, but the German top flight outfit are standing firm over their stroppy star's stance.SI.com, 12 Aug. 2017
Word History
Etymology
perhaps by shortening & alteration from obstreperous