The Collaborative International Dictionary
                    Cullion
                    
                        
                
                                                                    Cullion \Cul"lion\ (k?l"y?n), n. [OF. couillon, coillon, F.
   co?on, a vile fellow, coward, dupe, from OF. couillon,
   coillon, testicle, fr. il the scrotum, fr. L. coleus a
   leather bag, the scrotum.]
   A mean wretch; a base fellow; a poltroon; a scullion. ``Away,
   base cullions.'' 
--Shak.
Wiktionary
                    cullion
                    
                        
                
                                                                    n. 1 testicle. 2 A vile person.
Usage examples of "cullion".
Cugel had tasted little better than spurge, cullion, blackwort, oak twigs and galls, and on one occasion, when all else failed, certain refuse discovered in the cave of a bearded thawn.
I tell this cullion that, if he be your friend, the business should be yours?
Viridovix smacked his forehead with the heel of his hand "What a pair o' cullions the two of us make!