DuckCorp Dico

Found one definition

1.                 From The Devil's Dictionary (1881-1906):
                   
   
   
                   
                     
   ABRUPT, adj.  Sudden, without ceremony, like the arrival of a cannon-
   shot and the departure of the soldier whose interests are most
   affected by it.  Dr. Samuel Johnson beautifully said of another
   author's ideas that they were "concatenated without abruption."