to be unfaithful; to have sex with someone who is not your usual partner; be sexually unfaithful when away from home
mieć romans, puszczać się, zdradzać, uprawiać seks z kimś, kto nie jest stałym partnerem (zazwyczaj na wyjeździe, poza domem, na delegacji, itd)
She stuck on her decision to divorce because she discovered her husband playing away from home.
How did you discover that your wife was playing away from home?
He travels abroad a lot and his wife thinks he plays away.
I'm amazed the number of my married women friends who've played away since their fifties.
A one-night stand cost him an estimated £100k when his wife, Monica, found out that he had been playing away from home.