DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   ribbing
       n 1: a framework of ribs
       2: the act of harassing someone playfully or maliciously
          (especially by ridicule); provoking someone with persistent
          annoyances; "he ignored their teases"; "his ribbing was
          gentle but persistent" [syn: tease, teasing, ribbing,
          tantalization]