A registered, non-playing member of the team who is eligible to substitute for one of the competing players.
The end of the sheet to which the first stone of a game is delivered.
Back Board / Bumper
Material (e.g. foam or wood) placed at the end (perimeter) of each sheet of ice.
Back House Weight
The speed given to a stone at delivery so that it will just reach the back of the house.
A line at the back of the house, extending across the width of the sheet, which is parallel to and located 1.829 m. (6 ft.) from each tee line.
Back of the House
The area within the house that lies between the tee line and the back line.
A stone that just touches the outer edge of the outside circle of the house.
An end resulting in no score for either team.
A curling competition or tournament.
A device used by players to sweep/clean the ice in front of a moving stone.
The small circle at the center of the house.
A stone in motion touched by a player or any part of a players equipment.
The line dividing the playing surface down the middle. It joins the midpoints of the tee lines and extends 3.658 m. (12 ft.) beyond the center of each tee line.
See definition: House.
A shot that curls behind another stone.
Any stone in or touching the house and is considered a potential point.
The curved path of a stone as it travels down the sheet of ice.
The end of the sheet from which the stones are being delivered.
The motion a player makes when playing a curling stone.
A device which attaches to the handle of the stone and acts as an extension of the arm/hand during the delivery process.
A stone that removes two of the opponents stones from play.
A stone which stops inside or in front of the house.
A stone that bumps another stone into the house.
The momentum required for a delivered stone to reach the house at the playing end.
A portion of a curling game that is completed when each team has thrown eight stones and/or the score has been decided.
An additional end played to break a tie at the end of regulation play.
Free Guard Zone
The area at the playing end, between the hog line and the tee line, but excluding the house.
A form of a draw shot that stops directly up against another stone.
Front House Weight
The momentum required for a delivered stone to reach the front part of the house at the playing end.
The first two players on a team that deliver the first 4 stones in each end.
A stone that is placed in a position so that it may protect another stone.
The foot-hold at each end of the ice which is used by a player to start the delivery of a curling stone.
A small line 0.457 m. (1 ft. 6 in.) parallel to the tee line, at each end of the center line.
The momentum required for a delivered stone to reach the hack at the playing end.
The part of a curling stone that a player grips in order to deliver.
A term used to describe the stone which will be the last stone delivered in that end.
A stone delivered with a greater speed than necessary.
A take-out. Removal of a stone from the playing area by hitting it with another stone.
Hit and Roll
A stone that knocks an opponent's stone out of play, and then rolls to another position in play.
A line extending across the width of the sheet that is parallel to and located 6.40 m. (21 ft.) from each tee line.
A stone that is removed from play for the end, because after being delivered, it did not come to rest completely beyond the inside edge of the hog line at the playing end.
The end of the sheet from which the first stone of a game is delivered.
The area within the concentric circles at each end of the sheet.
A command which instructs players to sweep harder.
The complete ice area that is within the perimeters of the curling sheet.
The rotation applied to the handle of a stone by a right handed curler which causes the stone to rotate in a clockwise manner.
The first player on a team to deliver two stones in each end.
An instrument that determines which stone is closer to the center of the house (Tee), or whether a stone is in the house.
The rotation applied to the handle of a stone by a right handed curler which causes the stone to rotate in a counter-clockwise manner.
The water droplets applied to a sheet of ice before commencing play. These droplets freeze, which then reduces the friction between the ice and the stones.
A shot designed to remove a guard.
An opening, or gap, between stones.
A type of draw which bumps forward another stone.
A delivered stone hits a stationary stone, which then starts to move and it hits a third stone out of play.
See definition: Stone.
The sideways movement of a curling stone after it has struck a stationary stone.
The specific ice surface upon which a curling game is played.
Shot (stone or rock)
At any time during an end, the stone closest to the tee.
A line placed at the side (perimeter) of each sheet of ice.
The player who directs play for the team.
Slippery material placed on the sole of the sliding shoe, which makes it easier to slide on the ice.
See definition: Alternate.
Also known as a rock, a curling stone is made of granite and is delivered by the players in a curling game.
The action of moving a broom or brush back and forth in front of the path of a moving stone to clean or polish the ice surface.
Removal of a stone from the playing area by hitting it with another stone.
The exact center of the house.
A line extending across the width of the sheet that passes through the center of the house parallel to the hog line and backline.
Top of the House
The area within the house that lies between the hog line and the tee line.
Vice-Skip (Mate or Acting Skip)
The player who directs play for the team when it is the Skip's turn to deliver.
The amount of force/speed given to the stone during the delivery.