Answer: RUBE

AnswerCrossword Clue
RUBEBellicose circus cry, with "Hey."
RUBEUnsophisticated one
RUBE"Hey .." (carny's cry)
RUBEContraption designer Goldberg
RUBEBoonies denizen
RUBEHillbilly
RUBEHillbilly.
RUBECountry bumpkin.
RUBE... Waddell, Athletics' immortal pitcher.
RUBEMr. Goldberg.
RUBEUnsophisticated person: Slang.
RUBEKadiddlehopper persona
RUBECartoonist Goldberg.
RUBEYokel.
RUBEOpposite of a city slicker.
RUBEWalberg or Waddell.
RUBEWalker of the Dodgers.
RUBEBumpkin.
RUBECountry cousin: Slang.
RUBERustic.
rubemale given name, form of Reuben
RUBEHick
RUBEUnsophisticated country fellow
RUBEBumpkin
RUBEOne who's hardly an urbanite
RUBECountry cousin
RUBECon artist's pushover
RUBEYahoo
RUBECountry bumpkin
RUBEYokel
RUBEClodhopper
RUBECartoonist Goldberg
RUBEHayseed
RUBEContraption cartoonist Goldberg
RUBEInventive Goldberg
RUBECountry hick
RUBELocal yokel
RUBEUnsophisticated sort
RUBEUnsophisticated person
RUBE... Goldberg