Means stuff which tends to impress people.
Also it's the username of some lifeless loser on marapets.com.He calls imself Sid or something lol
1.He keeps ostentatious stuff in his closet.
2.Olook its that marapets weirdo!
intended to attract notice and impress others.
Ashley is so ostentatious, how she dances around the school all the time.
Showy in an attempt to impress, pretentious bragging
"He used that word incorrectly. What an ostentatious douche-bag."
Bold, extravagant, flashy- adjective
The clothing of 16th and 17th century Europe was very ostentatious- bell-shaped farthingales, layers of thick, elaborate fabric, and long, poofy sleeves.
1.flashiness, exhibitionist, boastful showiness
2. When you are lookin as "randy" (aka hot) as Austin Powers
"Girl you lookin ostentatious tonight!"
The most amazing word used in Twilight; The Cullen cars
They took Rosalie's car. Ostentatious, isn't it?