The ? meaning is Sleeping Face. It is also known as Zzz Face, Snoring or Sleep Face. What does the zZz stand for above the emoji and what is the emoji meaning? Anyone who reads comics or has ever seen a cartoon movie will surely know what “zzz” means. It simply indicates a sleeping emoji, who has wandered open-mouthed into the land of dreams. Accordingly, this emoji with the zZz above the head is often used when you go to sleep or tired. This Emoji was approved as part of Unicode 6.1 and thus in the year 2012 and added to Emoji 1.0 in 2015.
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