rolling in it
Meaning
(idiomatic) Having an abundance of money; rich, very prosperous.
Used other than figuratively or idiomatically: see roll, in, it.
Source: en.wiktionary.orgSynonyms
wealthy
swimming
prosperous
affluent
flush
opulent
moneyed
well-to-do
propertied
well-heeled
plutocratic
well-off
well-fixed
better off
minted