in clover

prepositional phrase2

1. •
   In a condition of prosperity.

   • [S]he resigned herself with noble fortitude to lodging, as one may say, in clover, and feeding on the fat of the land. — 1854
2. •
   Happy and contented.

   • Shelter at Carbury Manor was very much more comfortable than the priest's own establishment, even with the roof on, and Father Barham was in clover. — 1873