someone's been fooling around with the controls : FIDDLE, play (about/around), toy, trifle, meddle, tamper, interfere, monkey about/around; informal mess about/around; Brit. informal muck about/around.
(N. Amer. informal) my husband's been fooling around : PHILANDER, womanize, flirt, have an affair, commit adultery; informal play around, mess about/around, carry on, play the field, sleep around; Brit. informal play away.
2192; headword