Politics was a marked feature of the non-licensed penny gaffs, performance houses, and ' song and supper ' clubs that grew up unofficially to challenge the monopoly of the licensed theatre companies.
When the gaff has been blown, can it go on?
Eventually, a small boy blew the gaff and the emperor was ashamed.
We want to know who blew the gaff on the conspiracy.
Then there in the river is the gillie, with his polarised glasses, his net and his gaff, and out the salmon come.
Their view is that he has blown the gaff.
I had the temerity to ask why we should not all blow the gaff.
This would, so to speak, be "blowing the gaff" in a big way.
