MenuFont

In order to change the font for the menubar, try something like this in your .Xdefaults file:

   Emacs*menubar*Font: 		-*-helvetica-bold-r-*-*-*-120-*-*-*-*-iso8859-*
   Emacs*popup*Font:		-*-helvetica-bold-r-*-*-*-120-*-*-*-*-iso8859-*

CategoryFaces