Meaning of 珍糞漢 in Japanese

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Definition of 珍糞漢

ちんぷんかん(chinpunkan) 【珍糞漢】

ちんぷんかんぷん(chinpunkanpun) 【珍紛漢紛 ·珍糞漢糞】

(exp, adj-na, n) unintelligible language; incoherent language; talking nonsense; "all Greek to me"; double Dutch; (something) incomprehensible; babble; gibberish; jargon; gobbledygook
その理論は私にはちんぷんかんぷんだ。
The theory is too abstract for me.