to be like Dean. That is to be an extreme poser and generally suck

Similar to infotainment. Made by shoving 'fun' in the middle of 'information'. Infunmnation is knowledge that is actually enjoyably received. Not neccessarily interesting knowledge, just fun knowledge.

seven fourty five (am or pm)

combination of 'splendor' and 'terrific', thus being an adjective for something that is simultaneously 'spendlorful' (or 'splendid') and 'terrific'. Common usage occurs in motivational literature such as horrorscopes and blogs.

Literally 'ax qing dynasty'. Fu means axe, Manchu is shorthand for the Qing dynasty that ruled China before rabid nationalists took over on 11 Oct 1911. Thus, fu manchu is like saying 'cut off your pigtails' because queues (stupid pigtail things) were the symbol of the Qing's authority in their rule, all China dudes had to wear them as a subordinate thing. So, its very political, its an expression of dissent even. Hate-fuelled Qing hatred.

Pretentious fuck whom many people find amusing in a "I'm semi-conscious because its five past fuck-knows-what-hour and hey here's some late night TV - oh this guys funny, but only because my brain is concentrating most of its energy on digestion" sort of way. Characteristics of the Letterman include corny predictable jokes, cabaret music, boring celebrity guests and a good old wank. Apparently the Letterman likes his studio nice and cold, so when a journalist asked why it was so cold in there some PR person was all grovelling-like "because Letterman likes it that way" - what sort of self-centered fucking bullshit is that? Do you control the fucking atmospheric temperature now as well as the airwaves between 3 and 4 am?

Someone who 51% of Americans are not allowed to criticise, and someone who the other 49% should probably not criticise because they were apathetic enough to allow him to win.
Also someone who clueless lefties target because its easy to and everyone else is.