definition of
grind

[1] #1 grind v. [crunch, cranch, craunch] press or grind with a crushing noise. wn

[2] #2 grind v. [grate] make a grating or grinding sound by rubbing together; "grate one's teeth in anger". wn

[3] #3 grind v. [labor, labour, toil, fag, travail, drudge, dig, moil] work hard; "She was digging away at her math homework"; "Lexicographers drudge all day long". wn

[4] #4 grind v. 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. wn

[5] #5 grind v. [mash, crunch, bray, comminute] reduce to small pieces or particles by pounding or abrading; "grind the spices in a mortar"; "mash the garlic". wn