blow the gaff BrE
blow the gaffe BrE

He'll blow the gaff to anyone to show how independent he is.

If you want to, that's down to you but I'm blowing the gaff.

Just a couple of screams and I blew the gaff.'

Then blows the gaff on herself by driving straight past Riva's house.

"Do you think he's blown the gaff already then?"

It's because it's high time they thought about doing some advising that we have blown the gaff, as Mike put it.

There's a confidential letter of mine that they've got hold of which blows the gaff properly.

That would have blown the gaff sky high," Cranston said with finality in his voice.

So Liz and I spent about a year and a half waiting for somebody to blow the gaff.

He won't understand it, and people will begin to talk, and that's the quickest way to blow the gaff.

The job was a pay-off to Jimmy for blowing the gaff about me to Howard."

We blow the gaff on Boris: he is in danger of losing his hard-won reputation for being gaffe-prone.

"Steady in the ranks, you'd blow the gaff.

I don't want any loose-tongued addlebrain blowing the gaff by mistake.

She's refusing to talk and Vallance is praying that some friend or relation won't blow the gaff.

But then it was a politician who coined the phrase, 'lies, damned lies and statistics', which rather blew the gaff in the first place.

'Blowing the gaff about a black marketeer in the family?' suggested Iris with a mischievous grin.

'So you decided that the time had come to force their hands by - er - blowing the gaff?'

'She's blown the gaff - I'm brought by the lee,' thought Jack.

And if you haven't, I'll go to the girls myself; you won't get the opportunity of blowing the gaff, I'll tell them.

"I mean, they've blown the gaff on him, but they mayn't know about you--and so it's up to you to keep under cover still."

'Young Patel blew the gaff by asking what was either a very intelligent question or a very incriminating one.

When eleven o'clock came and neither of the other two showed any signs of, so to speak, blowing the gaff, Bond decided to force the pace.

"I've blown the gaff."

If Ashton had wanted his daughters to know of his Russian past he would have told them, and it wasn't up to me to blow the gaff.

'That is why they have blown the gaffe and been tipping off the police.

For just a second, seeing him out there under that streetlight, Dortmunder had actually believed he was Zane, somehow free of the trap and ready to blow the gaffe on all of them.

"Someone who saw that interview feared Lafferty had docked he was being set up, or at least that he knew something, so his 'suicide' had to be brought forward before he did or said anything that might blow the gaffe.