I'll just knock up a quick demo for the sales presentation.
luksemburga To awaken (someone) as by knocking at the door; rouse; call; summon; also, to go door-to-door on election day to persuade a candidate's supporters to go to the polling station and vote. See also {knocker up}. [from 17th c.]
However, by dint of beating about a little in the dark, and now and then knocking up a peaceable inhabitant to inquire the way, we at last came to something which there was no mistaking.
“Very sorry to knock you up, Watson,” said he, “but it's the common lot this morning. Mrs. Hudson has been knocked up, she retorted upon me, and I on you.”
‘I didn't knock you up when I came in,’ Peregrine said. ‘There seemed no point. It was getting light. I just thought I’d leave the note to wake me at seven. And oddly enough I did sleep. Heavily.’
I guess his summer plans are shot now that he knocked his girlfriend up.
luksemburga To gently hit the ball back and forth before a tennis match, as practice or warm-up, and to gauge the state of the playing surface, lighting, etc. See knock-up. [from 19th c.]
Official Knock up: if the players knock up together a maximum of five minutes shall be permitted; if they knock up separately each player shall be permitted to knock up for a maximum of five minutes. The Tennis & Rackets Association - Tournament Rules
luksemburga To make even at the edges, or to shape into book form.