Wiktionary
court plaster
alt. sticking plaster made by coating taffeta or silk on one side with some adhesive substance, commonly a mixture of isinglass and glycerine n. sticking plaster made by coating taffeta or silk on one side with some adhesive substance, commonly a mixture of isinglass and glycerine
WordNet
court plaster
n. a plaster composed of isinglass on silk; formerly used to dress superficial wounds