From Longman Dictionary of Contemporary Englishwastefulwaste‧ful /ˈweɪstfəl/ ●○○ adjectiveWASTE somethingusing more of something than you should, especially money, time, or effort opp economicala wasteful use of resourceswasteful ofThe software is very wasteful of memory. —wastefully adverbLily had wastefully left the light on. —wastefulness noun [uncountable]
Examples from the Corpus
wasteful• The confusioncreated by this can be very wasteful.• Do not make unnecessarily long calls as they are wasteful.• Many people see the new £60 million building as wasteful and extravagant.• The ability to produce in greater quantities made this system wasteful and it has given way to a more scientific process.• Pemex has long been considered one of the hemisphere's most wasteful, bloated companies.• There also might be wastefulcompetition as many variations of a good are offered.• Tell us how wasteful government will not limit our futures and the futures of our children.• wastefulpackaging• Esther believed it was a filthyhabit not to change towels often, and Robert believed it was wasteful to do so.• That's so wasteful to throw away a cleansheet of paper.• It's ... it's ... wasteful you know, so wasteful.From Longman Business Dictionarywastefulwaste‧ful /ˈweɪstfəl/ adjectiveusing things such as money, materials or energy in a way that is not sensible or effectiveLocal government is seen as wasteful, and incompetent.