goldbrick
noun
1. a soldier who performs his duties without proper care or effort
Definition categories: person, shirker, slacker, soldier
2. an idle worthless person
Definition categories: person, bum, idler, layabout, loafer
3. a brick-shaped block that looks like gold but is not
Definition categories: man–made, block, cube
4. anything that is supposed to be valuable but turns out to be worthless
Definition categories: act, dupery, fraud, fraudulence, hoax, humbug