Greenhorn

Definition and stakes

John S. Farmer,  Slang and its analogues past and present…

“ Grose, Vulg. Tongue, s.v.
Greenhorn (or Green-Head, or Greenlander) , subs. (common) .—A simpleton; a fool; a gull (q.v.) ; also a new hand. For synonyms, see Buffle and Cabbage-head. To come from Greenland = to be fresh to things; raw (q.v.) . Greenlander sometimes = an Irishman.
1753. Adventurer, No. 100. A slouch in my gait, a long lank head of hair and an unfashionable suit of drab-coloured cloth, would have denominated me a greenhorn, or in other words, a country put very green.
1815. Scott, Guy Mannering, ch. xliv.
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Source: Gutenberg

Portrait of Cy Warman Cy Warman,  The Express Messenger, and Other Tales of the Rail (1897)

“ At times he found himself at the bottom of a deep gorge, and again at the top of a steep bluff, and saw before him a black and apparently bottomless abyss. There was no moon, but the friendly stars would guide him. Pike's Peak, standing high against the sky, showed him where the east was, while the Greenhorn range rose rough and abrupt to the west. But when he had been upon his journey less than an hour, a gray cloud hung like a heavy fog on the hills and shut out all the light from the heavens and obscured the earth. ”
Source: Wikisource

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