shut up a shop —(also: close up a shop) close a shop securely before leaving (for the weekend, etc.):
- The bookseller was just shutting up his shop for the night.
shut up shop —(also: close up shop)
1. stop doing business or a service for the day:
- I think I’ll shut up shop, I can’t do any more letters tonight.
2. (of a company, etc.) go out of business:
- In Canberra, our one and only Cable TV company shut up shop before any cable was laid.