What is meaning of ostentatiousness?

Ostentatiousness refers to the display of wealth, possessions or valuable items in an exaggerated manner designed to impress or intimidate others. It is characterized by an excessive showiness or pretentiousness, often involving the use of expensive or flashy items or accessories. The purpose of ostentatious behavior is often to demonstrate social status and significance or to attract attention and admiration from others. However, it can also be seen as shallow, vulgar or distasteful by those who view it as a form of boasting or arrogance.