What is Throwing The Jacket Off?
1.
With a jacket covering up your cock, masturbating so no one can see you do it.
Or with a jacket covering it up, having your girlfriend give you a hand job
Throwing the jacket off - Jordan needed to bust a nut, but there were too many people in the room so he covered himself up and threw the jacket off.
Rita wanting to please her man in public so she laid a jacket across his lap and threw his jacket off.
See