EXTRAVAGANT

[adjective] - spending, using or doing more than necessary in an uncontrolled wayExecutives at the company enjoyed an extravagant lifestyle of free gifts, fine wines and exceptionally high salaries.It was extravagant of you to buy strawberries out of season.He seldom hailed taxis, which he regarded as extravagant, but travelled by bus and tube.His children made extravagant (= very great) demands on his time and money.The product does not live up to the extravagant (= very great and not realistic) claims of the advertisers.