The Collaborative International Dictionary of English v.0.48:

Corrosive \Cor*ro"sive\, n.
   1. That which has the quality of eating or wearing away
      gradually.
      [1913 Webster]

            [Corrosives] act either directly, by chemically
            destroying the part, or indirectly by causing
            inflammation and gangrene.            --Dunglison.
      [1913 Webster]

   2. That which has the power of fretting or irritating.
      [1913 Webster]

            Such speeches . . . are grievous corrosives.
                                                  --Hooker.
      -- Cor*ro"sive*ly, adv. -- Cor*ro"sive*ness, n.
      [1913 Webster]