this refers to the card removed from the deck at the start of a new deck. This card may be placed at the bottom of the deck or discarded altogether.

A single card dealt face down at the start of a shoe in most table games, or any time new community cards are revealed in a game of poker. This helps protect the integrity of the game in case one or m [..]

In card games, the card temporarily removed from play. After a shuffle and cut, one card is placed on the bottom of the deck or in the discard tray, which is called burning the card.

Any card removed from the deck after the shuffle.