1. file, flat tool with an abrasive surface; act of scraping, act of scouring, abrasion. scrape, abrade, scour. rasprasp , v. t. [imp. & p. p. rasped ; p. pr. & vb. n. rasping.] [of. rasper, f. râper, to scrape, grate, rasp, fr. ohg. raspōn to scrape together, to collect, probably akin to e. rap. cf. rap to snatch.]