The slang and the use of slang by a certain person or group of persons. Can be used in a posative or negative manner depending on the assessement of it quality in wit, humour, and mannerism. Scottish in orgin.
"That guys patter wis puremagic"
"That guys patter wis purecrap."
Your school dean comes up to you and your mates and starts to tell you off. So one of you moves behind him and starts to urinate on the back of his leg. The noise made is like a patter, hence the name.
This is martial arts technique developed by Ryan Joseph Patterson and the Patterson brothers . Where an individual being beat mercilessly falls to the ground and lays in the fetal position and pretends to be dead in hopes that the beating will subside.
Pitter patter is the first part to a saying (pitter patter, let's get at er). It basically means "let's go". This saying is used a lot in the tv show Letterkenny.
Friend 1: You wanna get hammered Friend 2: Sure
Friend 1: Well, Pitter Patter
Friend 2: Let's get at 'er!