trailer
//ˈtreɪlər//
Noun
trailerSingular
trailersPlural
1
A vehicle without an engine that is pulled by another vehicle, used for transporting goods or equipment
The truck was pulling a large trailer full of furniture.
2
A mobile home or caravan that can be towed by a vehicle and used as temporary or permanent living accommodation
They live in a trailer in the countryside.
3
A short promotional film or video showing highlights of a movie, television show, or video game before its release
I watched the trailer for the new movie and it looks amazing.