Entertainment / Bowling / Railroad: A wide split on which both pins are on the same line; e.g., the 7-10, 8-10, 7-9, or 4-6.
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Class I Railroad

Business / Agriculture / Class I Railroad: Any railroad with annual gross revenues of at least $250 million (in 1991), according to the U.S. Department of Transportation. These are the largest long-distance U.S. railroad systems such as Union MORE

Railroad Tie

Business / Construction / Railroad Tie: Black, tar and preservative impregnated, 6' X 8' and 6'-8' long wooden timber that was used to hold railroad track in place. Normally used as a member of a retaining wall. MORE

Iron Compass

Technology / Aviation / Iron Compass: Railroad tracks, favored by pilots of yore as a dependable aid to surface navigation before radio. MORE