What is Zipping The Mattress?
1.
1) To save ones possessions or money in times of financial instability.
2) To refrain from talking about sexual activity.
1) Yeah, John doesn't want to go out tonight. He's zipping the mattress since he has lost his job.
2) Hey Bob, how about you start zipping the mattress at work. We don't want to hear about your sex life.
See