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The Collaborative International Dictionary of English v.0.48 (gcide)

Rasp \Rasp\ (r[.a]sp), v. t. [imp. & p. p. {Rasped} (r[.a]spt);
p. pr. & vb. n. {Rasping}.] [OF. rasper, F. r[^a]per, to
scrape, grate, rasp, fr. OHG. rasp[=o]n to scrape together,
to collect, probably akin to E. rap. Cf. {Rap} to snatch.]
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1. To rub or file with a rasp; to rub or grate with a rough
file; as, to rasp wood to make it smooth; to rasp bones to
powder.
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2. Hence, figuratively: To grate harshly upon; to offend by
coarse or rough treatment or language; as, some sounds
rasp the ear; his insults rasped my temper.
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Rasp \Rasp\, n. [OE. raspe, OF. raspe, F. r[^a]pe. See {Rasp},
v.]
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1. A coarse file, on which the cutting prominences are
distinct points raised by the oblique stroke of a sharp
punch, instead of lines raised by a chisel, as on the true
file.
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2. The raspberry. [Obs.] "Set sorrel amongst rasps, and the
rasps will be the smaller." --Bacon.
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{Rasp palm} (Bot.), a Brazilian palm tree ({Iriartea
exorhiza}) which has strong aerial roots like a screw
pine. The roots have a hard, rough surface, and are used
by the natives for graters and rasps, whence the common
name.
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