grind

v. crush, break up into small particles; be reduced to powder; sharpen; scrape, rub together harshly; make a harsh grinding sound; crush, oppress; operate by rotating a crank; work hard, study hard

n. act of grinding; hard and tedious work, drudgery; grating sound, rasp

The grind of a blade refers to the shape of the cross-section of the blade. It is distinct from the type of blade (e.g., clip point or drop point knife, sabre or cutlass, axe or chisel, etc.), though different tools and blades may have lent their name to a particular grind.
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Noun
1. an insignificant student who is ridiculed as being affected or studying excessively
(synonym) swot, nerd, wonk, dweeb
(hypernym) learner, scholar, assimilator
(derivation) labor, labour, toil, fag, travail, drudge, dig, moil
2. hard monotonous routine work
(synonym) drudgery, plodding, donkeywork
(hypernym) labor, labour, toil
(derivation) labor, labour, toil, fag, travail, drudge, dig, moil
3. the act of grinding to a powder or dust
(synonym) mill, pulverization, pulverisation
(hypernym) crush, crunch, compaction
(derivation) mash, crunch, bray, comminute
Verb
1. press or grind with a crunching noise
(synonym) crunch, cranch, craunch
(hypernym) press
(see-also) tyrannize, tyrannise, grind down
(derivation) mill, pulverization, pulverisation
2. make a grating or grinding sound by rubbing together; "grate one's teeth in anger"
(synonym) grate
(hypernym) break up, fragment, fragmentize, fragmentise
(hyponym) gnash
(entail) rub
(derivation) mill, pulverization, pulverisation
3. reduce to small pieces or particles by pounding or abrading; "grind the spices in a mortar"; "mash the garlic"
(synonym) mash, crunch, bray, comminute
(hypernym) break up, fragment, fragmentize, fragmentise
(hyponym) pulp
(derivation) mill, pulverization, pulverisation
4. work hard; "She was digging away at her math homework"; "Lexicographers drudge all day long"
(synonym) labor, labour, toil, fag, travail, drudge, dig, moil
(hypernym) work, do work
(derivation) swot, nerd, wonk, dweeb
5. dance by rotating the pelvis in an erotically suggestive way, often while in contact with one's partner such that the dancers' legs are interlaced
(hypernym) dance, trip the light fantastic, trip the light fantastic toe

n. scab, dandruff

n. gravel, small stones and pebbles (sometimes mixed with sand)

v. put down gravel