That being said, as a hot startup, you always have people knocking on your door.
From the businessweek.com
One way Watson can stay with the Bulls is by knocking down a few three-pointers.
From the suntimes.com
Can't understand the Wulfies knocking Henry, I thought he was their best player.
From the expressandstar.com
These two need to do a better job of knocking the singles and hustling the twos.
From the telegraph.co.uk
It was a lot stronger than they expected, knocking out windows in several homes.
From the dailyherald.com
The impact fractured his jaw, knocking out one tooth and loosening three others.
From the kentucky.com
Authorities said they received no answer after knocking on Cassidy's front door.
From the timesunion.com
It not about knocking the idea its about dealing realistically with the problem.
From the guardian.co.uk
Bainbridge then got fingers to a Rudd pass out wide, knocking on in the process.
From the newsandstar.co.uk
More examples
The sound of knocking (as on a door or in an engine or bearing); "the knocking grew louder"
Deliver a sharp blow or push :"He knocked the glass clear across the room"
Negative criticism
Rap with the knuckles; "knock on the door"
A vigorous blow; "the sudden knock floored him"; "he took a bash right in his face"; "he got a bang on the head"
Bump: knock against with force or violence; "My car bumped into the tree"
Jules Romains, born Louis Henri Jean Farigoule (August 26, 1885 - August 14, 1972), was a French poet and writer and the founder of the Unanimism literary movement. ...
"Knock", written by Fredric Brown, is a science fiction short story that starts with a description of "a sweet little horror story that is only two sentences long." It then goes on to elaborate on those two sentences and build a more complete story around them.
The Knock was a primetime UK drama series, created by Anita Bronson and broadcast on ITV from 1994 to 2000, which portrayed the activities of customs officers from Her Majesty's Customs and Excise.