Quote Originally Posted by David Dalglish
Vest is full back, if you did not want to wear a vest, you would wear your belt & why would you want to cover it up with a cumberbund.
The cummerbund wouldn't cover a belt, there would be no belt. Modern tuxedos may use a waistcoat instead of a cummerbund, and vice-versa... or you can wear a belt....

It really seems quite parallel and interchangeable to me.....

So I don't see why not...