1 (Deadhead) a fan and follower of the rock group the Grateful Dead: [as modifier]:the Deadhead hard core shadows the band, selling tie-dyes and beads 2 informal a commercial carrier with no paying passengers or freight on a trip.
chiefly North American a passenger or member of an audience with a free ticket.
informal a boring or unenterprising person. 3a sunken or partially submerged log.
1 [no object] North American informal (of a commercial driver, etc.) complete a trip without paying passengers or freight:trucks deadheading into California to pick up outbound loads ride (in a plane or other vehicle) without paying for a ticket:he calls his airline and gets a seat on the red-eye to deadhead to Boston 2 [with object] remove dead flower heads from (a plant) to encourage further blooming.