The crescent moon-like shape the eye curves into when someone smiles. It is found as an attractive characteristic and commonly associated with Korean/Asian culture.
Girl 1: Who do you think has the best eye smile in KPOP?
Girl 2: I really love Taeyang's eye smile.
Girl 3: Me too, but I think Tiffany from SNSD has the best eye smile.
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The ability to convey a smile with your eyes whenyou are wearing a mask because of the Covid-19 pandemic.
I eye-smiled at the man at the grocery store for helping me with my groceries.
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A neurophysiological disorder that occurs in certain people (usually a girl, usually named Kalina) who are irrationally happy all the time. As a result, they are never able to stop their eyes from smiling, even with strenuous effort. It is a very unfortunate condition that causes immense career success and likability. Condition is currently incurable and is spread by direct interaction with others. Please beware.
Jim: βKalina! What happened with your face?β
Kalina: β....Perpetual smiling eyes diseaseβ
Jim: β...oh...β
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