Definition of pimped-out in US English:

pimped-out

adjective

US
slang
  • Customized or modified in an ostentatious, stylish, or flashy way supposedly favoured by pimps; improved by customization.

Origin

1980s. From pimped, past participle of pimp + out. Compare later pimp.

Pronunciation

pimped-out

/ˌpɪm(p)tˈaʊt/