A Confidence trick - To do something easy to get your confidence up before you face the real hurdle.
Pool - If there's a ball by the pocket, and a harder shot - don't necessarily go for the harder shot in case the other balls is accidentally pocketed by the other player. Sometimes it helps to pot these, then go for the others, feeling a little more confident. This is a Jollywanger.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.