D defs.my
Entry 3 senses Webster, 1913

Mutton

/mŭt'-ən/ · Mut·ton · IPA /ˈmʌt(ə)n/
01 n. A sheep.
  1. 1.
    A sheep.[Obs.]
    “Not so much ground as will feed a mutton.” — Sir H. Sidney.
    Muttons, beeves, and porkers are good old words for the living quadrupeds.” Hallam.
  2. 2.
    The flesh of a sheep.
    “The fat of roasted mutton or beef.” Swift.
  3. 3.
    A loose woman; a prostitute.[Obs.]
    “I willingly return to my muttons.” — H. R. Haweis.