Of a woman: lactating; frequently in milch nurse, milch woman, a wet nurse. Also of the breasts or teats: giving milk. Now rare and archaic.

Supplying milk or nourishment in abundance. Said (a) of animals, etc., or (b) of the breasts.

Of animals and their organs: Producing, secreting, or conveying milk.

Used for: Producing or secreting milk.

Of or pertaining to lactation.