Verb
put on the ritz (third-person singular simple present puts on the ritz, present participle putting on the ritz, simple past and past participle put on the ritz)
(idiomatic) to make a show of luxury and extravagance
put on the Ritz (third-person singular simple present puts on the Ritz, present participle putting on the Ritz, simple past and past participle put on the Ritz)
Alternative letter-case form of put on the ritz