My best friend in High School and I made up this word back around 1972 or 1973. Our definition then was someone who expounded at great lengths, not knowing when to shut up.
A Bloviator to us was a person who when you asked him what time it was, he told you how to build a watch.
The preacher got wound up in the sermon last Sunday. He began to bloviate and went past the usual time to get out of church.
by Chuck E. H. April 03, 2008

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To speak pompously or brag.
"Emily! You really need to stop being a bloviate! It's getting boring and it's brining others down! You jerk!"
by PandaGirl xox May 30, 2016

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt