1. The first milk produced by a cow or other mammal after giving birth, which is thick, yellowish, and rich in antibodies and nutrients.
Usage: Also spelled 'beestings' or 'beastings'; Chiefly British and dialectal; Usually used in plural or as a mass noun

Examples

• The farmer collected the biestings from the newly calved cow to feed to the calf.
• Biestings are particularly important for newborn calves because they contain vital antibodies.
• In traditional dairy farming, biestings were sometimes made into a custard-like pudding.
• The calf drank the biestings eagerly within hours of birth.
• Biestings differ significantly from regular milk in composition and appearance.