pot someone up
v. phr.— «With the system Bill has engineered, we can hear every word Sid says for four-and-a-half hours, but the listeners can only hear what he’s saying when we choose to “pot him up,” as they say in the radio business.» —“He’s hanging up his microphone” by Rick Armstrong Beacon News (Aurora, Illinois) July 23, 2006. (source: Double-Tongued Dictionary)
Further reading
We use the term Milky Way for that glowing arc across the sky. But how people picture it varies from culture to culture. In Sweden, that starry band goes by a name that means “Winter Street,” and in Hawaii, a term for the Milky Way...
A librarian opens a book and finds a mysterious invitation scribbled on the back of a business card. Another discovers a child’s letter to the Tooth Fairy, tucked into a book decades ago. What stories are left untold by these forgotten...
From “potentiometer,” known as a “pot,” which is a type of gradual electronic resistor used on sound boards to control volume.