As a noun buckshot
is lead shot used in shotgun cartridges.
As an adjective backshot is
having the water introduced just behind the summit, combining the advantages of breastshot and overshot systems, since the full amount of the potential energy released by the falling water is harnessed as the water descends the back of the wheel.
buckshot
English
Noun
(-)
(chiefly, US) lead shot used in shotgun cartridges
backshot
English
Adjective
(-)
(of a water wheel) Having the water introduced just behind the summit, combining the advantages of breastshot and overshot systems, since the full amount of the potential energy released by the falling water is harnessed as the water descends the back of the wheel.
Noun
(
en noun)
(chiefly, sport)
(geology)
Coordinate terms
* foreshot, midshot
* undershot