Stifled laughter or a gasp of surprise, often paired with gossip, an inside joke, or witnessing something scandalous — the hand-over-mouth gesture reads as 'I probably shouldn't be laughing at this, but.' Added in Unicode 9.0 (2016), it quickly became a staple reaction to spicy drama or funny mishaps shared in group chats.
Keywords: face, giggle, giggling, hand, mouth, oops, realization, secret, shock, sudden, surprise, whoops