Trying To Get The Sky Pregnant

Verb; For a gentleman, engaging in a vigorous act of self-love.

Bob: "Girlfriend round tonight mate?"

Trevor: "Nah, bruv...she's up on blocks. I think I'll be Trying To Get The Sky Pregnant for the next few days."

Bob: "Tough break, mate...I know how you feel."

Trevor: "Ian Beale!"

Both: "'Eeeeey!"