Deadhead n. : One who receives free tickets for theaters, public conveyances, etc.

Deadhead n. : A buoy. See under Dead, a.

Example:
Should I Deadhead my gardenias after flowering? I live in zone 8b and the plants are in the ground.?

Taxonomy
Deadheads, the Grateful Dead, band, Grateful Dead, Dead, Jake, Woodward, Dorling Kindersley Limited, Garcia, concerts, Recordings, Blair Jackson, music, Relix Magazine, An American Life, Penguin Books, magazines, July 1.

Defination from the web:
Dead Head factions included the "Rainbow Tribe', "Gay Dead Heads" and 'Jews for Jerry" ... Article from non-profit news distribution organization: Central Valley scientist looks at music's heady' experience, using the term Deadhead, Retrieved July 1, 2006. ...