'Colostrum' definitions:

Definition of 'colostrum'

From: WordNet
noun
Milky fluid secreted for the first day or two after parturition [syn: colostrum, foremilk]

Definition of 'Colostrum'

From: GCIDE
  • Colostrum \Co*los"trum\, n. [L., biestings.] (Med.) (a) The first milk secreted after delivery; biestings. (b) A mixture of turpentine and the yolk of an egg, formerly used as an emulsion. [1913 Webster]