Descriptive word usually used an an insult for a male who has regular sexual intercourse whilst infected with a sexually transmitted disease.

Cod is a type of fish which references the smell of some sexually transmitted diseases hence why used as an insult. Farming is in directed reference to the sexual activity with multiple parties.
Hey Jeff, you are always sleezing round the ladies. You are a famous Codfarmer in this town!

Codfarmer: I aim to please.
by Vegetablerightsandpeas July 29, 2016
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