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.(noun)
source: webster1913
verb (v)
scrape with a rasp(verb.contact)
source: wordnet30
utter in a grating voice(verb.communication)
source: wordnet30
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.(verb)