Definition of pourpointerie in US English:

pourpointerie

noun

rare, historical
  • With singular or plural concord. Pourpointing work, quilting; specifically quilted material with studs at the seams, worn in the Middle Ages as armour.

Origin

Mid 19th century; earliest use found in Charles Boutell (1812–1877), writer on heraldry and antiquities. From French † pourpointerie from pourpoint + -erie.