Definitions
1.verbTo admit to a performance without charge.
2.verbTo travel as a deadhead, or non-paying passenger.
3.verbTo drive an empty vehicle.
4.verbTo send (a person or message) for free.
5.verbTo remove spent or dead blossoms from a plant."If you deadhead your roses regularly, they will bloom all season."
6.nounThe removal of dead flowers from a plant in order to encourage the growth of new ones, and to prevent the production of seeds.
7.nounThe driving of an unladen vehicle, such as a bus with no passengers, in order to take it from one place to another.