No pain, no gain, no idea what half these terms mean.
A two-masted sailing vessel with the mainmast forward and a smaller mizzenmast aft, typically with a fore-and-aft sail configuration. It differs from a ketch in the position of the rear mast.
A dice game where players roll five dice up to three times per turn, arranging them into scoring categories such as Full House, Straight, or Yahtzee (five of a kind) on a scoresheet. The player with the highest total score after all rounds wins.
A sports gaming term meaning you're actively sabotaging your team's chances of winning, usually through poor plays or decisions. When you're 'selling,' you're basically throwing the game while your teammates watch in horror.