Definition of weir for English Language Learners. : a low wall or dam built across a stream or river to raise the level of the water or to change the direction of its flow. See words that rhyme with weir Britannica.com: Encyclopedia article about weir.
(Younger babies with smaller tummies take less milk.) Breastfed babiesâ milk intake doesnât increase from months 1 to 6 because their growth rate slows.4 As growth slows, breastfed babies continue to get bigger and heavier on about the same daily milk intake, averaging about 25 ounces (750 mL) per 24 hours.
The following is a general guide: 1  Formula-fed babies need around 150-200 ml of formula per kilogram of body weight per day until three months old, then 120 ml per kilogram of body weight. 2  Breastfed babies take an average of 750-800 ml of breastmilk per day from one month until about six months.