ostentatious

ah-sten-TAY-shuss

meaning in plain English

Showing off in a way that tries to impress others, often in a flashy or exaggerated way.

Picture a peacock in a tuxedo—ostentatious, showing off just to wow the crowd.

for example

He wore an ostentatious gold watch to the meeting just to show how rich he was.

Imagine someone walks into a coffee shop wearing a glittering gold watch, a velvet blazer, and loudly bragging about their latest promotion. Their behavior is ostentatious because they’re trying to turn a simple moment into a stage for showing off. In everyday life, that over‑the‑top display is what we call ostentatious.