A family with two mothers, and one son.
The Family: Woman, Woman, Boy emoji is a sequence of the 👩 Woman, 👩 Woman and 👦 Boy emojis. These are combined using a zero width joiner between each character and display as a single emoji on supported platforms.
Family: Woman, Woman, Boy was added to Emoji 2.0 in 2015.
👩👩👦 Family With Two Mothers and Son