Ostentation

[PussyCat]

The act of ostentating or of making an ambitious
display; unnecessary show; pretentious parade; -- usually in a
detractive sense.

[Tina]

A [group] of [three] or more [fuck boys]

[PussyCat]

The pretentious or showy display of wealth and luxury, designed to impress.

[Cami]

the quality of being ostentatious:

[Zipporah Schumaker]

Pretentious and vulgar display, especially of wealth and luxury, intended to impress or attract notice.

[RobertViorm]

Excessively showing off wealth or importance.