my rich uncle's latest vanity project was getting the solar panels ripped off his roof and replaced with a replica of kennedy space center for his model rockets
in home improvement, a project that adds minimal value to the home (and may actually decrease home value) and is undertaken on the whims of the homeowner
"my rich uncle's latest vanity project was getting the solar panels ripped off his roof and replaced with a replica of kennedy space center for his model rockets" What is the definition of "vanity project"?