What is knock on wood

Question

what does it mean

Answer 1

knock on wood was a Donna Summer disco song really popular in the 1970s it was played a lot at Studio 54

Answer 2

you mean touch wood? myths, c**p, superstitious paraphernalia

Answer 3

Cuz it was rude to enter without letting them know.

Answer 4

No idea?

http://answers.yahoo.com/question/index;...

Answer 5

So you don't have bad luck; something like that.

If some one were to be talking about there husband that dies they would say like " My deer Arther died, god rest his soul knock on wood"

Answer 6

Or do you mean touch wood? To stay lucky...!