definition of
trailer

[1] #1 trailer n. [dawdler, drone, laggard, lagger, poke] someone who takes more time than necessary; someone who lags behind. wn

[2] #2 trailer n. [preview, prevue] an advertisement consisting of short scenes from a motion picture that will appear in the near future. wn

[3] #3 trailer n. a large transport conveyance designed to be pulled by a truck or tractor. wn

[4] #4 trailer n. [house trailer] a wheeled vehicle that can be pulled by a car or truck and is equipped for occupancy. wn