Oxbridge slang for someone who is 'superkeen'; that is, keener than keen. Associated with a strong go-getting attitude, but one that is obvious and public, to the point of being awkwardly endearing or backfiring.
Unclear where 'nadster' originates from. Likely related to nads, as in someone who's "got balls", or the Polish 'nad', meaning 'above' - say, 'above keen'.
"Let's try and be first into the club!"
"Nah, nobody's in there. We'll end up floating around like abandoned toilet paper. Don't want to be super-keen nadsters."
"I looked at the slogan I'd painted up on the banner: 'Come on lads, be a nads(ter)!!'. What was I thinking? The pun didn't even make sense. I looked like such a super-keen nadster."
An arcane philosophy in which follows the belief of contrary thought. What is isn't, what will be won't, and inversely so.
Understanding and believing contradictory things simultaneously. Created by an unknown man, recognized by the few who follow this philosophy as both sane and insane; For obvious reasons. Many believe this way of thinking originated from "Doublethink," George Orwell's "1984."
A mixture of okay and then. A fast snippy was to say "okay then..." Useful in situations when you don't know what to say, people are being assholes, or you have no other response.