COBOL! no, RealBasic :)
wow. i sure hope you meant to be funny....
More accurately, the Language the speaker uses, as opposed to any other. See also: RealComputer, RealOperatingSystem?, RealMagic?, RealPlayer, RealSound?, ReelToReelTape, RealSillyReferences?.
Maybe he was referring to the LanguagesOfChoice in The JargonFile?
Oh, excuse me, the CobolVsFortran77 showdown must be next door.
Duh. A RealLanguage is what a RealProgrammer uses. MachineCode, ToggleSwitches?, and a SolderingIron?. ;)
AmigaBASIC is the only real language :D
--- I'll go with Assembly/ML