deadheading

Short definition from Wiktionary

Verb

1. 1
   present participle and gerund of deadhead

Noun

1. 1
   The removal of dead flowers from a plant in order to encourage the growth of new ones, and to prevent the production of seeds.
2. 2
   The driving of an unladen vehicle, such as a bus with no passengers, in order to take it from one place to another.