Slightly Frowning Face on WhatsApp

What it signals here

chat meaning

Signals that the sender is a bit let down or unhappy, often used in response to bad news or a canceled plan.

status meaning

Set as a status emoji to passively indicate the person is going through a low mood without elaborating.

double meaning

Can be used both sincerely (genuine mild sadness) and passive-aggressively (hoping the recipient notices and asks what's wrong).

See it elsewhere