doped UK /dəʊpt/US /doʊpt/ adjective3 •Drugged.He was so doped after the surgery that it took him 2 hours to remember his name. •Describing a semiconductor that has had small amounts of elements added to create charge carriers.The silicon was doped with boron to make a p-type semiconductor. •Covered with dope, a glue- or paint-like pore filler.The doped fabric covering the Hindenburg was very flammable. formsmore doped · most doped