Term used as a getting to someone you go way back with or have a relationship of some compacity with. This could reference a homie, bestfriend or close friend from long ago.
The opposite of a kush pack, the scud pack. Kept on one's persons when planning to smoke kush in a public setting like a club, in case the vultures come to prey on your personal kush. The scud pack consists of small joints rolled with nothing but one's undesired leftovers, namely large stems, seeds, etc. To be distributed as needed to those who may bother you for smoking skunk.
Scud with the meaning of being person or persons unclothed and jotter being a thin paperback book.
So a thin book with pictures of naked people, chiefly women... Typically available from newsagents top shelves or from behindthe counter.
My mum found my stash of scud jotters yesterday, bitch made me return them to the shop...
Luckily on the way back I found another scud jotter which had been thrown in the bushes so I'm sorted for a wank mag.