pièce d'occasion

[pyes daw-kah-zyawn]
noun, plural pièces d'oc·ca·sion [pyes daw-kah-zyawn] /pyɛs dɔ kɑˈzyɔ̃/. French.
  1. something prepared or used for a special occasion.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018