dirty weekend 
noun British informal
A weekend spent away, especially in secret, with a lover.It's only really been a couple of dirty weekends....
- A couple of thousand strategically placed dirty weekends would do more for world peace than anything dreamt up in the security council.
- Much will depend on his attitude to international affairs, traditionally a weak point in US presidents who think it means a dirty weekend in Acapulco.
- activin
- activism
- activist
- activistic
- activity
- activity for daily living
- activity of daily living
- activity ratio
- activity sampling
- activity series
- activity wheel
- activo-passive
- actless
- act of contrition
- act of faith
- act of God
- act of grace
- Act of Parliament
- Act of Parliament clock
- act of state
- actogram
- actograph
- actomyosin
- acton
- Actonian