Buck"ing, n.
1.
The act or process of soaking or boiling cloth in an alkaline liquid in the operation of bleaching; also, the liquid used.
Tomlinson.
2.
A washing.
3.
The process of breaking up or pulverizing ores.
Bucking iron Mining, a broad-faced hammer, used in bucking or breaking up ores. -- Bucking kier Manuf., a large circular boiler, or kier, used in bleaching. -- Bucking stool, a washing block.
© Webster 1913.