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"errand-runner," 1956, American English coinage from go for (coffee, spare parts, etc.), with a pun on gopher.
An employee who is expected to serve and cater to others; a low-ranking subordinate: running the robo machine and acting as a receptionist, secretary, and general go-for/ attractive go-fers for executive editor Frank Waldrop
[1967+; gofor, an underworld term for ''dupe, sucker,'' is found by the 1920s and is probably semantically related]