Has the same grin and eyes as 😄 Grinning Face With Smiling Eyes but with a single, blue bead of sweat, usually over its left eye. Intended to depict nerves or discomfort but commonly used to express a close call, as if saying Whew! and wiping sweat from the forehead.
📅 Grinning Face with Sweat was approved as part of Unicode 6.0 in 2010
under the name “Smiling Face with Open Mouth and Cold Sweat”
and added to Emoji 1.0 in 2015.