as fit as a butcher's dog

 

一回死にかけたのに、また自主隔離？　あ、死にかけたからこそか https://t.co/enJ7YzskAT

— suzuky (@suzuky) November 16, 2020

as fit as a butcher's dog

語源

Based on the assumption that a butcher's dog is likely to be well fed because of the ready supply of its master's meat.

へええ。