Source : Webster's Revised Unabridged Dictionary (1913)

Eh \Eh\, interj. [OE. ei, ey.]
   An expression of inquiry or slight surprise.

Source : Free On-Line Dictionary of Computing

Eh
     
        /A/.  Software Portability Group, U Waterloo.  A typeless
        language derived from (and similar to) B.  Provides guaranteed
        order of evaluation for side effects in expressions.  Also
        character indexing operators.
     
        See also {Zed}.
     
        ["Eh Reference Manual", R.S.C. Braga, RR CS-76-45, U Waterloo,
        Nov 1976].

eh
     
         The {country code} for Western Sahara.
     
        (1999-01-27)