ham sandwich

noun3

1. •
   A sandwich made with ham.

   • Muttsen looked at Eva and Eva looked at Muttsen—and Eva did not cry out, Eva slept gently—Eva ate a little sausage—a piece of ham sandwich, for her supper—Eva ate it all up; […] — 1919
2. •
   (US, figurative) Something utterly commonplace, of modest value.

   • But regardless of how enamored you may be of Green's manner and his potential, it has to come as a shock to you that he's the starter. A month ago you could have had him for a ham sandwich — 1998
3. •
   (slang, vulgar) A vulva.