Definition of pie card in US English:

pie card

noun

US
slang
  • 1A card entitling the holder to free meals or lodging, especially one issued by a labour union; a meal ticket. Now historical.

  • 2Chiefly derogatory. The holder of such a card; a labour union member, especially a corrupt or self-serving union official; someone who begs for a meal, a sponger.

Origin

Late 19th century; earliest use found in Arizona Republican. From pie + card.

Pronunciation

pie card

/ˈpʌɪ kɑːd/