
1) Kickback for good publicity 2) Radio terminology
Found on
https://www.crosswordclues.com/clue/plugola

Plugola is the illicit business practice of endorsing a product or service on radio or television for personal gain, without the consent of the network or stations. `Pluggers” have been known to accept bribes of money, alcohol, or free products and services. This contrasts greatly from commercial sponsorship because the benefits of the endorse.....
Found on
http://en.wikipedia.org/wiki/Plugola
No exact match found.