Early Position: The first few seat to the left of the dealer in a full 9 or 10 man game.  The players in early position are in the blinds or under the gun.

End Bet: The final round of betting after all cards have been dealt.

Equity: Your Expected Value of the pot, calculated as the size of the pot times your percent chance of winning.

Expectation: The amount of money you expect to gain over a given time period of playing poker.

Exposed Card: Any shown card or card dealt face up.