DuckCorp Dico

Found one definition

1.                 From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   backslide /bˈakslaɪd/ (backslid /bˈakslɪd/ <>, backslid /bˈakslɪd/ <>, backslidden /bˈakslɪdən/ <>) <v>
   rückfällig werden <v, intr>
      Synonym: fall off the wagon
    see: backsliding, backslid, backslidden, backslides, backslid