(v. t.) To reduce to powder by friction, as in a mill, or with
the teeth; to crush into small fragments; to produce as by the action
of millstones.
(v. t.) To wear down, polish, or sharpen, by friction; to make
smooth, sharp, or pointed; to whet, as a knife or drill; to rub against
one another, as teeth, etc.
(v. t.) To oppress by severe exactions; to harass.
(v. t.) To study hard for examination.
(v. i.) To perform the operation of grinding something; to turn
the millstones.
(v. i.) To become ground or pulverized by friction; as, this corn
grinds well.
(v. i.) To become polished or sharpened by friction; as, glass
grinds smooth; steel grinds to a sharp edge.
(v. i.) To move with much difficulty or friction; to grate.
(v. i.) To perform hard aud distasteful service; to drudge; to
study hard, as for an examination.
(n.) The act of reducing to powder, or of sharpening, by
friction.
(n.) Any severe continuous work or occupation; esp., hard and
uninteresting study.
(n.) A hard student; a dig.
