Knick knack paddy whack give a dog a bone is an old nursery rhyme. Some people also refer to it as a children's song.
Paddy wack is dried beef sinew fed to dogs as a treat.
Paddy
this old man he gave 2 he played tic tac on his shoe witha tic tac patty wack give a dog a bone
tell it to stop it and wack it
They sung... S.Y.D.N.E.Y i am Sydney till i die with a nick nack paddie wack give a dog a bone, Sydney is goNNA BRING IT HOME!
Paddy
Yes she has a dog named Paddy
The dog see's a reflection of him with the bone and thinks it is another dog with another bone.
This phrase is a nursery rhyme that is often used to start a game of hand clapping. It doesn't have a specific meaning but is used for entertainment and rhyming purposes.
The Dog and the Bone is one of Aesop's fables
A patty wack is a regular patty that you bake and then wack somebody with.