Meaning of yammering

1. The children were yammering on and on about their favorite video game.
2. I couldn't concentrate on my work with my coworkers constantly yammering in the background.
3. The politician's speech was filled with yammering about his accomplishments.
4. She was yammering about her new diet plan to anyone who would listen.
5. The neighbors were yammering loudly late into the night, keeping me awake.
6. The students were yammering excitedly about the upcoming school trip.
7. I tried to ignore my friend's constant yammering about her relationship problems.
8. The tour guide wouldn't stop yammering about the history of the ancient ruins.
9. The customer in front of me at the store was yammering on her phone while checking out.
10. The radio host's non-stop yammering made it difficult to enjoy the music.