<hardware, jargon> (Cambridge) Specialised hardware for bitblt operations (a blitter). Allegedly inspired by "Rasta Blasta", British slang for the sort of portable stereo Americans call a "boom box" or "ghetto blaster".
(1995-03-22)
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Nearby terms: RAS « RASP « raster « raster blaster » raster burn » raster font » rastergram