Definition of pudding pie in US English:

pudding pie

noun

  • A name for various forms of pastry; especially (formerly) a dough pudding containing meat and baked in a dish; (now usually) a tart made with piecrust and custard, fruit, etc.

Origin

Late 16th century; earliest use found in Bacchus Bountie. From pudding + pie.

Pronunciation

pudding pie

/ˈpʊdɪŋ ˌpʌɪ/