The reality star got intimate with Clooney back in 2012 when the ladies used to enjoy beach days.
"We dated literally during the Eisenhower administration," she said.
Fellow "RHONY" co-star Sonja Morgan previously joked, "Look at the ass on Carole ... no wonder Clooney did her for a year."
But the impressive rating wasn't all that was spilt during the ladies round of Truth or Dare. Ramona Singer said she has only been sexually active with three men since her split from ex-husband in 2014.