the term also described those players watching and critiquing the game from the bank, and an obsolete meaning, spelt "banckers", referred to skilful bowlers who lured unsuspecting amateurs to play them for money or other prizes In Australia, the origin of the name may also stem from a sponsorship of a bank who provided prizes or other financial support to clubs. A type of grass (botanical name: agrostis stolonifera) used for the construction of lawn bowls greens. Known for its carpet like cover, and the ability to successfully cultivate in a wide variety of climates. the natural curve built into a bowl, creating an arc from the point of releasing the bowl to the point it stops. a call made when determining which player will deliver the first bowl at the start of a game. One player will roll a bowl end over end, and calling "bigs" refers to the bowl stopping with the side where the larger rings are facing upward. See also smalls. A bowl positioned on the green such that it would stop an opponents bowl from reaching a defined point, usually the jack, based on its regular line. : the biased ball used in the game of bowls. The side of the bowl that is biased can be identified by the smaller engraved concentric rings seen, compared to the outer (non biased) side of the bowl. a device that enables players, who have an inability to bend as part of a standard delivery action, to bowl in an upright position. Bowling arms are normally licensed or approved by the and also require the bowler to have a medical certificate to verify the need for use. official name of the sport, as defined by World Bowls. : a piece of cloth used by bowlers to cleant and/or polish a bowl during a game. They are made of various materials, with the most popular being cotton cloth, or a chamois for wet conditions. a marker placed on the bank to indicate the outside boundary of a rink. If a bowl finishes completely outside the boundary it is a dead bowl. If the jack is rolled outside the boundary when first delivered, it is returned to the mat for the opposition player to roll the jack. If the jack is moved outside the boundary after being placed on the centre line, the end is declared a dead end and