be in clover

Then whoever does that will be in clover.

The super-rich will be in clover with Trump’s massive income tax cuts for them and a 20% cut in corporation tax, adding an estimated $5.3tn to national debt, according to the Financial Times.

Until stronger inflation shows up, investors could be in clover.

It might have been thought that with this unexpected gain, Basset would be in clover.

I regret that I cannot be "in clover" with you on the 28th instant.