0 a rectangular case with a handle that you use for carrying clothes when you are travelling -- maleta
1 a large bag used for carrying clothes, etc. when traveling -- maleta [ feminine, singular ]
Check your suitcases in here. Revisa tus maletas aquí dentro.
Gone are the days when some petty criminal walked into a bank with a suitcase full of notes.
This is really hard with all your suitcases and papers.