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Gnarly: /nar'lee/ Adj. Both {obscure} And {hairy} (sense 1).

:gnarly: /nar'lee/ adj. Both {obscure} and {hairy} (sense
1). "{Yow!} --- the tuned assembler implementation of BitBlt
is really gnarly!" From a similar but less specific usage in
surfer slang.
-- The AI Hackers Dictionary

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