He owes me a good bit, that same Johnny; his people thought him a lead-pipe cinch, and I went down the line on him to my sorrow.
I saw Boston's betting man havin' an old-time play, an' I knew it was a lead-pipe cinch.
It's a lead-pipe cinch that this is about the most mysterious thing that ever gave a whole layout brain storm.
Well, maybe he's hot, and talks like the proprietor, and forgets that an engagement ain't always a lead-pipe cinch.
[1898+; fr the fact that a lead pipe can be easily bent, in case one has bet on such a feat]