Verb
indulge in horseplay
commit adultery
Source: WordNetI think any man in business would be foolish to fool around with his secretary. If it's somebody else's secretary, fine. Barry Goldwater
When I really worry about something, I don't just fool around. I even have to go to the bathroom when I worry about something. Only, I don't go. I'm too worried to go. I don't want to interrupt my worrying to go. J. D. Salinger
After I wrote Handmaid's Tale, people came up to me and asked why weren't there any protests. And I said, "You don't understand totalitarianism.” A real totalitarianism doesn't fool around with protests in the streets. Margaret Atwood
On adultery: "Why fool around with hamburger when you have steak at home? Paul Newman
My cousin came over to my house one day just to fool around and we said - he said, some day we should start a rock n' roll group. We could all get together. And I said, I know I guy named Al Jardine who plays bass and could probably sing good. You know. So we went from there. Brian Wilson
I could make you satisfied in everything you do, All your secret wishes could right now be coming true And be forever with my poisoned arms Around you. No one's gonna fool around with us. Elliott Smith