Meaning of TRAILER in English
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. 2012