Dictionnaires en ligne gratuits: Anglais, Espagnol, Français, Italien, Chinois, Allemand, Russe traductions, définitions, synonymes...
sleeper  (sleepers plural )
1  n-count You can use sleeper to indicate how well someone sleeps. For example, if someone is a light sleeper, they are easily woken up. 
I'm a very light sleeper and I can hardly get any sleep at all...  
2  n-count In British English, a sleeper is a carriage on a train containing beds for passengers to sleep in at night, or a section of such a carriage. The usual American words are  sleeping car for the carriage and  roomette for the section. 
3  n-count A sleeper is a train with beds for its passengers to sleep in at night. 
 (BRIT) 
4  n-count Railway sleepers are large heavy beams that support the rails of a railway track. 
 (BRIT) 
in AM, use  ties