DuckCorp Dico

Found one definition

1.                 From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   S-bend /ˈɛs bˈɛnd/
   Doppelkurve <fem>, S-Kurve <fem> [auto]
         "S-bends"  - Doppelkurven, S-Kurven
      Synonym: double bend
    see: double bends, double hairpin bend / turn