👨👧👧 shows family with one father and two daughters. Or may be it is related to single parent with two daughters.
Note: In 2016 Family: Man, Girl, Girl emoji was added to Emoji 4.0.
👨👧👧 Family with Father and Two Daughters
:man-girl-girl: (Slack)emoji copy and pasteemoji meaningfamily emojifamily man girl girl