1. Verb. To yammer on in an excited, uninformed fashion. Term used to describe the public rhetorical antics of Tea Partyers or tinfoil hat rightwing conspiracy theorists, in particular.
2. Noun. Run on, nonsensical political noise fueled by fear, anger, and no facts. Sometimes used with the added "yargl". ("bargl yargl")
Don't bother me with your bargl yargl. I actually read newspapers.