white elephant
noun[C]
uk/ˌwaɪt ˈel.ɪ.fənt/us/ˌwaɪt ˈel.ɪ.fənt/[usually singular]disapproving
something that isexpensive, or thatcostsa lot ofmoneytokeepin goodcondition, but that has nousefulpurposeand is nolongerwanted:
Shebelievesthedevelopmentmaybecomeawhiteelephantthatfailstoattractsuitabletenants.
TheOlympiccommitteediscourageshostcitiesfrombuildingsportsvenuesthatturnintocostlywhiteelephants.
something that somebody nolongerwantsbut that isofferedforsaleto otherpeople:
Pleasedonateallyourwhiteelephantsfor us tosellinourcharityshop.
Employeesorganizedalunchtimewhiteelephantsalewhichraisedmore than £100.
- Thewastemanagementsystemwasperceivedas awhiteelephantafter only eightyearsofexistence.
 - Thereneedsto be enoughmoneyfor anendowmentfundtomaintainthesevenuesbecause, without it, theybecomewhiteelephants.
 - Therurallandscapeislitteredwithmuseumswith little toexhibit,roadsthatleadnowhereand otherwhiteelephants.
 - There will berefreshmentsandwhiteelephantstallsplusagrandprizedraw.
 
Expensive & luxurious
- champagne
 - costliness
 - delicacy
 - expensively
 - fancy
 - gold plate
 - graciousness
 - luxury goods
 - no expense is sparedidiom
 - opulent
 - precious
 - premium-rate
 - prestige
 - priceless
 - sumptuously
 - super-deluxe
 - super-expensive
 - swish
 - upmarket
 - valuable
 
You can also find related words, phrases, and synonyms in the topics:
Rubbish and waste