trailer
noun
[ ˈtreɪlə ]
• an unpowered vehicle towed by another.
• a series of extracts from a film or broadcast, used for advance publicity.
• "terrific trailers for mediocre movies"
• a thing that trails, especially a trailing plant.
trailer
verb
• give advance publicity to (a film, broadcast, or proposal) by releasing extracts or selected details.
• "the series has already been heavily trailered"
• transport (something) by trailer.
• "the aircraft is easy to trailer and will fit into any garage"