From Early history of UNIX: "When asked what that funny name meant, Ken said it was obvious. It stood for the editor command that it simulated, g/re/p (global r

From Early history of UNIX: "When asked what that funny name meant, Ken said it was obvious. It stood for the editor command that it simulated, g/re/p (global regular expression print)." http://massis.lcs.mit.edu/archives/history/early.history.of.unix http://massis.lcs.mit.edu/archives/history/early.history.of....