prick·ly \ˈpriklē, -li\adjective (-er/-est) Etymology:prickle (I) + -y 1. a.: full of sharp points or prickles : covered with prickles < a prickly shrub > b.: distinguished from related kinds by the presence of prickles 2.: prickling, stinging < a prickly sensation > 3. a.: containing points likely to give rise to controversy : vexatious b.: easily irritated : highly sensitive < his prickly originality and sturdy independence — J.G.Robertson >