define newborn
Top definition. newborn. A person who knows nothing about a fandom but decides too be in it. Usually a teenage girl. Pulling knowledge that is not true and that is very invalid. Sally thought Niall had brown curly hair!. OMG shes tots a newborn.. #newborn#teenager#girl#fandom#internet.
Infant, Newborn. A newborn infant, or neonate, is a child under 28 days of age. During these first 28 days of life, the child is at highest risk of dying. It is thus crucial that appropriate feeding and care are provided during this period, both to improve the childâs chances of survival and to lay the foundations for a healthy life.