Here's a web site which gives a list of bowling terms/jargon just for our information !
6 bagger - A 6 bagger is 6 strikes in a row. The word bagger can be preceded by any number from three to eleven. This is one of the more frquently used bowling terms.
Bedposts (or goalposts) - Used to describe the 7 - 10 split. Very difficult to convert into a spare.
Big Four - A split which leaves bowling pins 4-6-7-10 standing. Again notoriously difficult to convert.
Brooklyn - When a bowler hits the pocket opposite to that expected of a right or left handed player, e.g. When a right-handed bowler bowls a bowling ball which hits the left pocket (1 & 2 pins) instead of the normal (1 & 3 pins)
Conversion - Bowling terminology to describe a spare. For example, a 7-10 conversion.
Count - The number of pins that are knocked over which are added to the strike or spare from the previous frame.
Double - A bowling term for two strikes in a row.
Field Goal - A miss which goes throw two pins set wide apart.
Hambone (also clover, 4 bagger) - A word used for four consecutive strikes.
Head-pin - The first pin.
Heavy shot - A shot which hits too much of the front pin and causes them to split.
Hook - Hooking the bowling ball makes it travel straight and curve in towards the pins as it approaches them.
Light shot - Light shots hit the bowling pins closer to the 3 pin than the 1 pin for right-handed bowlers. The same applies to the 1 and 2 pins for left-handed bowlers.
Lofting - Releasing the bowling ball too high above the lane.
Pocket - The ideal area of impact in order to score a strike. This is between the 1 and 3 pins for right-handed bowlers and the 1 and 2 bowling pins for lefties.
Spare - Where all the pins are knocked down in two attempts.
Strike - Where all the pins are knocked over in the first attempt.
Strike-out - When a bowler gets three consecutive strikes in the last frame.
Turkey - A bowling term used to describe three strikes in a row