To submit or present, as for consideration, approval, or payment: render a bill. To give or make available; provide: render assistance. To give what is due or owed: render thanks; rendered homage. To give in return or retribution: He had to render an apology for his rudeness. To surrender or relinquish; yield. To represent in verbal form; depict: "Joyce has attempted . . . to render . . . what our participation in life is like\u201d ( Edmund Wilson). To represent in a drawing or painting, especially in perspective. Computer Science To convert (graphics) from a file into visual form, as on a video display. Music To perform an interpretation of (a musical piece, for example). Music To arrange: rendered the composition for string quartet. To express in another language or form; translate. To deliver or pronounce formally: The jury has rendered its verdict. To cause to become; make: The news rendered her speechless. To reduce, convert, or melt down (fat) by heating. To coat (brick, for example) with plaster or cement. A payment in kind, services, or cash from a tenant to a feudal lord.