a rig for drilling oil and gas wells by using a chisel bit dropped from a considerable height.
- American sable
the pine marten, Martes americana, of the U.S. and Canada. the fur of this animal.
- American saddle horse
one of a breed of horses, raised originally in the U.S., that have high-stepping gaits and are bred to the three-gaited or five-gaited type.
- American samoa
the part of Samoa belonging to the U.S., comprising mainly Tutuila and the Manua Islands. 76 sq. mi. (197 sq. km). Capital: Pago Pago. Abbreviation: AS (for use with zip code). Contemporary Examples Besides Guam and the Northern Marianas, they are Puerto Rico, the Virgin Islands, and American Samoa. Guam and Saipan Make Tempting Targets […]
- American senna