[countable + singular or plural verb]working party (on something)a group of people chosen to study a particular problem or situation in order to suggest ways of dealing with itThe government has set up a working party on prison overcrowding.More Like ThisCompound nouns with –ing formsairing cupboard,answering machine,asking price,baking powder,betting shop,boarding school,booking office,bowling alley,breathing space,breeding ground,changing room,clotting factor,cutting room,draining board,drinking water,eating apple,housing estate,icing sugar,living room,meeting place,nursing home,punching bag,racing car,sleeping pill,starting point,tuning fork,waiting room,working partySee worksheet.