Yes there is! Try this one. Go up to someone and tell them to say "Knock, Knock". When they say "Knock, Knock", you ask, "Who is there?" I love that one!
knock up Verb1. Also: (knock together) Informal to make or assemble quickly: my boyfriend can knock up a wonderful lasagne2. Brit informal to waken: to knock someone up early3. Slang to make pregnant4. to practise before a game of tennis, squash, or badmintonNounknock-upa practice session at tennis, squash, or badminton
If you have PS3, it is quite simple to knock someone out. Press down on the left joystick(L3) and sneak up to them. When you are close press O and that should knock them out. Be sure to increase stealth stat, that could help a lot.
He wouldn't know even if he managed to knock someone up...
Knock on wood means you are hoping that it happens.
· keep · kick · kill · kiss · kneel · knit · knock · knot · know
Two answers to this joke. Knock, Knock! Who's there? Witch. Witch who? Witch one of you can fix my broomstick? Knock, Knock! Who's there? Witch. Witch who? Witch one of you will give me some Halloween candy?
Entering a House - "Ko ko!" means "Knock knock!"
You knock someone out in one punch if you punch them with your knuckles in the side of the chin hard.
knock each other out
knock knock, whose there "FBI OPEN UP" "fbi open up" who? OH WAIT RUNNNNNN
to beat up a know it all and someone who thinks they're better then everyone else. or just until the point where they're not moving. and hopefully they will then get the message to stop acting the way they are.