This emoji features a family consisting of a man, woman and two children, one boy and one girl. As for its meanings, it is often used in everything related to any families; love, care, parenthood, and so on.
The family: man, woman, girl, boy emoji was introduced in 2010 and released as part of the Unicode 11.0 standard. This emoji can be found under the people and body
category. Because the family: man, woman, girl, boy emoji has been around for quite some time, it should display correctly in the majority of operating systems.