Definition of foremilk in US English:

foremilk

noun

  • The milk obtained in the first part of one session of breastfeeding a baby or milking a farm animal, which contains less fat than the milk at the end of the session (the hindmilk)

    ‘I was making too much foremilk and not enough hindmilk’

Pronunciation

foremilk

/ˈfôrmilk//ˈfɔrmɪlk/