adjective, adverb Informal.
Origin of blankety-blank
Examples from the Web for blankety-blank
If it wasn't for that blankety-blank pass, I could tell you what I think of your blinkety-blink old road.From Pillar to Post|John Kendrick Bangs
He'd be saying, 'Take this'—and I'm the kind of blankety-blank fool that would take it!
"That's handin' it to them Huns, blankety-blank 'em," he said cheerfully.Our Army at the Front|Heywood Broun
But Jack never even smiled: “Who would have thought that a blankety-blank goat would go for a fellow!”Blackfeet Tales of Glacier National Park|James Willard Schultz
It thought it was its blankety-blank business to find out immediately if it liked him personally.Wounds in the rain|Stephen Crane