yap on (and on) about (someone or something)(redirected from yap on about)
yap on (and on) about (someone or something)
To talk ceaselessly or volubly about someone or something, especially in a loud, irritating, or inane manner. All they do whenever we get together is yap on and on about kids they don't like in our class. He keeps yapping on about all the problems with the project, but he never offers any helpful suggestions or solutions.