Playing Jacks

Euphemism for male masturbation.

Where's Johnny?
He's in the bathroom, playing jacks.

playing dead

to play old, obsolete videogame consols.

I break out the Sega Saturn whenever I feel like playing dead.

Playing out

As a musician, performing for a public/paying audience, such as at a bar, concert hall or event. Out refers to 'out in the world' beyond private performances like jams, rehearsals or playing for family and friends. Playing a 'gig.'

I'm in a new band. Rehearsals are going well and I think we're ready to start playing out.

play fishing

When a man sticks out his worm and a woman tries to catch it (head and/or sex).

Sally wants to play fishing with my dad.

Playing with Material

When a guy play with a woman's private parts. Butt Vagina Boobs Sex

"I like playing with material"
"I played with my girlfriend's material"

tea play

The art of drinking tea sexily as a form of foreplay

( I.e... when a chap comes round .. on the premise of a nice hot drink knowing he’s going to stick his tongue in your Pussy , fuck you hard from behind and piss in your face )

Would you like to come for some tea play?

Porti-Play

The act of having sex in a port-a-potty.

After being in the field for a month, porti-play doesn't sound half bad.