From Middle English flegge, fligge, flygge, from Old English *flyċġe (“able to fly, fledged”) (attested in *unflyċġe, unfligge (“unfledged”)), from Proto-Germanic *flugjaz (“able to fly, fledged”), from Proto-Indo-European *plewk- (“to run, flow, be swift, flee, fly”).
- (transitive) To care for a young bird until it is capable of flight.
- (intransitive) To grow, cover or be covered with feathers.
- (transitive) To decorate with feathers.
- (intransitive) To complete the last moult and become a winged adult insect.
fledge (not comparable)