The gap between the back of the collar of a man's shirt and his suit, which indicates that the suit is cheap and does not fit properly, and that its wearer is lower class (proletarian). Also "pleb gap."
Executive: The new guy in accounting doesn't seem as if he belongs in a firm like ours.
Fellow executive: Yes, you can tell that just by looking at his suit: he's got prole gap.
Executive: What???
Fellow executive: A gap between a guy's suit and shirt collar is a sign that the suit is not fitted properly and that the guy's a prole.
A Poolie (or Poolies in the plural) refers to the leaving of an unfinished alcoholic beverage at a bar or pub. The term is derived from the instance in 2013 when Matt Poole left the first and only unfinishedpint of Guinness at Murphy's Pub in Galway.
A term originating from 1984 referring to the cheap entertainment (porn + low quality entertainment news) handed out by Ingsoc to the masses. Since then, thid term has been used to describe cheap entertainment that is purely crap.