flat flounder
n.— «In official and academic circles it is called intellectual dishonesty. On the long wall in Challengers or at the rum shop it is called CROOKEDNESS. At times the people afflicted are called “FLAT FOUNDER” because this fish has both eyes “ON ONE SIDE.”» —“Accepting Insult From Douglas” by Charles Warner St. Kitts & Nevis Oct. 6, 2006. (source: Double-Tongued Dictionary)
Further reading
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