Duffer [1]
(1): ( n.) Any common domestic pigeon.
(2): ( n.) One who duffs cattle, etc.
(3): ( n.) A peddler or hawker, especially of cheap, flashy articles, as sham jewelry; hence, a sham or cheat.
(4): ( n.) See Shicer.
(5): ( n.) A stupid, awkward, inefficient person.
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