[syn: play around, fool around]
The Collaborative International Dictionary of English v.0.48:
fool around \fool` a*round"\, v. i. [imp. & p. p. Fooled
around; p. pr. & vb. n. Fooling around.]
1. To waste time in idle pursuits; to fool[2].
Syn: fool[2].
[PJC]
2. To flirt or philander. --RHUDbr/ [PJC]
3. To be sexually promiscuous; to engage in sexual
intercourse with more than one partner; especially, to
engage in adultery; as, to fool around with another woman.
[PJC]
WordNet (r) 3.0 (2006):
fool around
v 1: indulge in horseplay; "Enough horsing around--let's get
back to work!"; "The bored children were fooling about"
[syn: horse around, arse around, fool around, fool]
2: commit adultery; "he plays around a lot" [syn: play around,
fool around]