mid-13c., raspen, "to scrape, abrade by rubbing with a coarsely rough instrument or something like one," from Middle Dutch raspen and from Old French rasper (Modern French râper) "to grate, rasp," which is ultimately from a West Germanic source (compare Old English gehrespan, Old High German hrespan "to rake together") for which see raffle (n.). The vocalic sense is from 1843. Related: Rasped; rasping.
"coarse, toothed file," 1540s, from French raspe (Modern French râpe), from Old French rasper "to rasp" (see rasp (v.)).
updated on April 24, 2021