Masturbating, wanking etc.
A slang term that can be used in place of the word 'masturbating'.
Sounds similar to masturbating, but can be used as a code word in situations where you wouldn't want someone else to know what you were really doing.
Josh: Hey, why weren't you at the cheese and wine night the other day?
Henry: Sorry mate, couldn't come, I was busy pasta baking.