Pen & paper, slang for tabletop roleplaying. The term originates from the use of pen and paper while roleplaying.

A perpetrator of Ultimate Sad Acts.
An Ultimate Sad Act or USA (yes, I note the satiric possibilities of this happy acronymic accident) qualifies as an insignificant sycophantic deed committed in the hope of endearing oneself to another person

When a man is doing a woman from behind, the woman sneakily puts on a strap on (preferably made of a tough plastic complete with coloring). As the man is about to thrust inward, the woman shifts her balance so the man falls to the bed/tabletop/elevator floor/wherever the mating is occuring, and then the woman jumps on his back as he is still utterly confused and begins to bang him relentlessly in the asshole.

n. somone whom you are aquainted with through a class in school but you wouldn't want to hang out with them because it would get awkward after about 15 minutes.

1: n. A person who plays tabletop RPGs and seeks to make the most powerful character possible, often in the form of assigning 'useless' stats such as 'charisma' very low values. Any advantage this player they can get, they are likely to take. It is not uncommon for such players to ask to start with rare items their character could or would not have obtained.

Powergamers are different from twinks in that a powergamer generally seeks to have the most powerful character without regard to the rules, while a twink seeks to manipulate the rules to gain a powerful character.

1. n. A usually circular plate or mat which is placed underneath a vessel in order to protect a tabletop surface.
2. n. A given situation.
3. n. The instance in which people say something or convey an idea which they don't really veritably mean.