D defs.my
Entry 1 sense Webster, 1913

Pedigree clause

· Ped·i·gree clause · IPA
01 A clause sometimes inserted in contracts or specifications, requiring that a material of construction, as cement, must be of a brand that h…
  1. 1.
    A clause sometimes inserted in contracts or specifications, requiring that a material of construction, as cement, must be of a brand that has stood the test of a specified number of years' use in an important public work.[Cant, U. S.]