Definition of nurse-mother in US English:

nurse-mother

noun

rare
  • A foster-mother; a wet-nurse.

Origin

Late 16th century; earliest use found in Laurence Tomson (1539–1608), administrator. From nurse + mother, in quot. 1579 after Middle French mere nourriciere. Compare slightly earlier nurse-father.

Pronunciation

nurse-mother

/ˈnəːsˌmʌðə/