a hand that gets dealt as if it were the last player, doesn't get to draw or change cards in anyway, is always in, and shows only at the end
After dealing 5 cards to each player, 4 cards remain. These remaining cards are called the kitty. The top card of the kitty is the upcard and is used during the ordering up phase of bidding. During any hand of Euchre, 3 cards are buried in the kitty, are never disclosed and are not part of play. This has the consequence that some cards are immediately promoted before any cards have been played.
the undealt cards, one of which is initially turned faceup lead the card played to start a trick, or the obligation to play the first card of a hand; a player "has the lead" or is "on lead" when he or she has won the previous trick