windbag
/ˈwɪndbæɡ/Definitions
1. noun
A person who talks excessively and at length about trivial matters, often annoying others with their speech.
“He’s such a windbag, always dominating the conversation at parties.”
2. noun
A bag or container that holds wind, especially the wind of a sail.
“The windbag of the sail was ripped during the storm.”