fool around

1. Engage in flirting or casual sexual acts; also, engage in adultery. For example, He caught the two teenagers fooling around in the basement . [1830s]

2. Also, monkey around . Engage in idle or casual activity, putter. For example, Jim loved to fool around with his computer , or She was monkeying around with some figures in hopes of balancing the budget . [Second half of 1800s]

3. Engage in frivolous activity, waste time. For example, Instead of studying, he spends all his spare time fooling around . Also see fool away .

Example Sentences

Then nothing happens again and you fool around and fool around and – Wow!

From The Daily Beast

Then nothing happens again and you fool around and fool around and—Wow!

From The Daily Beast

Ashley Madison—the international web site for married people who want to fool around—is taking Japan by storm.

From The Daily Beast

Then Bowers would collapse into bed with the actor and the two would fool around.

From The Daily Beast

If ye fool around here all night it will git so thunderin' dark I can't see ter hit ther middle button on the Dutchman's coat.

From Project Gutenberg

Charlie an Ned are both old duffers like me; but you cant fool around a horses legs without making him nervous.

From Project Gutenberg

I'll take him over to Nassau, and you can fool around for the next month or so.

From Project Gutenberg

I only hope they'll fool around in the vicinity until that schooner comes back and captures every one!

From Project Gutenberg

Some people get up and fool around in the dark so they can grumble at the lack of sunshine.

From Project Gutenberg