A rasp is a woodworking tool used for shaping wood. It consists of a point or the tip, then a long steel bar or the belly, then the heel or bottom, then the tang.
http://en.wikipedia.org/wiki/Rasp

verb (used with object) 1. to scrape or abrade with a rough instrument.
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Redmond Association of Spokenword, for lovers of the written and spoken word ... RASP: About Us. RASP, the Redmond Association of Spokenword (RASP), founded in January 1997, is the ...
http://www.rasp.cc/meet.html

Redmond Association of Spokenword, for lovers of the written and spoken word ... Redmond Association of SPokenword. Welcome to RASP! ? The Redmond Association of SPokenword ...
http://www.rasp.cc/

To better understand the performance of flood and coastal defences it is often necessary to consider "systems" of defences rather than single defences ...
http://www.rasp-project.net/