stingo

from The Collaborative International Dictionary of English v.0.48

Stingo \Stin"go\, n. [From {Sting}.]
   Old beer; sharp or strong liquor. [Old Slang]
   [1913 Webster]

         Shall I set a cup of old stingo at your elbow?
                                                  --Addison.
   [1913 Webster] Sting ray