Meaning of TRAILER in English

TRAILER

noun one who, or that which, trails.

2. trailer ·noun a part of an object which extends some distance beyond the main body of the object; as, the trailer of a plant.

3. trailer ·add. ·noun a car coupled to, and drawn by, a motor car in front of it;

— used ·esp. of such cars on street railroads. called also trail car.

Webster English vocab.      Английский словарь Webster.