Bloviate

[ bloh-vee-eyt ]

verb

1. talk at length, especially in an inflated or empty way.

Examples of bloviate in a sentence:

• I hate talking to Ricky because he likes to bloviate so much in our conversations, going on for twenty minutes about anything and everything.  
• Many serious individuals do not like people that bloviate, as they hate conversation that does not have a point and takes too long.