Meaning of well-fatted in English:

well-fatted

Pronunciation /ˌwɛlˈfatɪd/

adjective

  • Of an animal raised as livestock: thoroughly fattened up; (also of meat) containing plenty of fat.

Origin

Mid 16th century; earliest use found in John Palsgrave (d. 1554), teacher and scholar of languages. From well + fatted.