ghost pot
n.— «The commission has purchased side-scanning radars, installed the equipment onto watermen’s boats, trained them on how to use the devices, and turned them loose in search of lost traps, also known as ghost pots.» —“Virginia‘s disaster aid would buy crab licenses from watermen” by Scott Harper Virginian-Pilot (Norfolk, Virginia) Dec. 26, 2008. (source: Double-Tongued Dictionary)
Further reading
As we’ve previously discussed, firefighters don and doff their equipment, terms deriving from do on and do off. They are also said to dout a fire, meaning they “extinguish” it, dout being a similar shortening of do out. This is...
Why is marijuana called pot ? Lexicographer David Maurer, an expert on underworld slang, once posited that pot is shortened from potiguaya, a term that, it turns out, isn’t Spanish. He later surmised that pot comes from potación de guaya...