noun: (countable, computer graphics) A Render Output unit or raster operations pipeline.
noun: (uncountable, programming) Initialism of return-oriented programming. [(programming) A computer security exploit technique by which the attacker gains control of the call stack to hijack program control flow and then executes prepared instruction sequences ("gadgets") that are already present in the machine's memory.]
noun: (uncountable, advertising) Initialism of run of paper. [(advertising) The publisher's freedom to place an advertisement anywhere within a publication, and not at a specific point, sometimes granted by the advertiser.]
noun: (uncountable, advertising) Initialism of run of press/run of paper.