when your stuck in the middle of a busy room when there is no ash tray to be found ! .... and you just simply cant be arsed getting up to get one !
Background: A hobbit
like man named Grant was sat balanced precuriously on two desk chairs when he glanced at the people in the room and uttered the words "shit man I'm islanding!"
"SHIT MAN I AM ISLANDING HERE .... someone chuck us an ash tray for christ sakes"