Urban Dictionary

The feeling of guilt for using too much carbon,
e.g. too much air travel,
driving to the corner shop in the car, etc

To calculate how cost effective an alcoholic beverage is. Otherwise known as the cost per shot ratio.

Acronym for 'I think you'll find'
Because sometimes FYI just isn't irritating and smug enough.

(phrase): for a heterosexual to enter an LGBT (lesbian, gay, bisexual, trans) event such as a Pride parade or festival. Coined by Natasha Bedingfield in an interview about Milwaukee's Pridefest in Summer of 2008, referring to gate crashing, but the interviewer heard "gate" as "gay," which was equally appropriate.

A “Tip-of-the-Hat”, if you will, after a bystander passes gas in an egregious manner. Basically it is your vote of approval during post-flatulence that the individual did indeed go above and beyond the normal farting standards.

The philosophy that when you die, your soul goes up on a roof and gets stuck. (George Carlin)

using email to back out or ditch on plans, dates and even relationships.