switcheroo /ˌswɪt͡ʃəˈɹuː/noun 1verb 1forms 3 noun1 •(US, informal) A sneaky, unexpected, or clever swap or exchange.Elsewhere, it’s a ‘switcheroo’ ([Kevin] Kelly’s word, not mine) that will lend technology the working status of a vital force that, like ‘nature’, operates outside the reach of social imperatives. — 1997 verb1 •To swap or exchange surreptitiously.Another day, the magic wind came and switcherooed Katie into a hairdresser named Sparkle. — 2013 formsswitcherooed · switcherooing · switcheroos