Quiz: Remember the definition of mal de mer?
1890, "vehicle pulled by another," agent noun from trail (v.); originally a small carriage drawn along by a bicycle. Meaning "preview of a coming movie" first attested 1928. Trailer park recorded by 1936. Trailer trash in use by 1986.
A person's particular trait or strong point; someone's MIDDLE NAME: Shyness is not my trademark (1869+)