delo
n.— «Billingsgate regular, she is well accustomed to the robust banter of the stallholders as well as their own private fish-merchant slang (“Delo,” for example, means anything that’s bad or ought to be thrown away).» —“Fish and tips” by Christopher Middleton Telegraph (U.K.) Feb. 4, 2006. (source: Double-Tongued Dictionary)
Further reading
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