EXAMPLES FROM THE WEB FOR KNOCKED UP
Haven't you sleep enough, growler, that you're not to be knocked up for once?'
Her husband assured her that she would be knocked up before she got half-way.
I distinctly heard the Member for Louth say, 'You are knocked up.'
The men who held him were frequently changed, as if they too were knocked up with their work.
Two teams of mules were knocked up, and more will follow if this goes on.
“But our horses are knocked up, and we can go no distance to-night,” I said.
Had it not been for this assistance he would have knocked up long ago.
No; but we could have knocked up Tom Gardener and the other men, and gone ourselves.
Bill darted to the engine-shed and knocked up the driver in passing.
No, Bob,” replied I. “I wish the men were not so knocked up.
Old English cnocian (West Saxon cnucian), "to pound, beat; knock (on a door)," likely of imitative origin. Meaning "deprecate, put down" is from 1892. Related: Knocked; knocking. Knock-kneed first attested 1774. Knock-down, drag-out is from 1827. Command knock it off "stop it" is first recorded 1880, perhaps from auctioneer's term for "dispose of quickly:"