Zipper-mouth Face on WhatsApp

What it signals here

chat meaning

Telling the recipient you won't repeat what was just shared. Equivalent to 'your secret is safe with me.'

status meaning

Used as a vague status to hint that something is happening in the person's life that they're not ready to discuss publicly.

double meaning

Can also be sent passive-aggressively to shut down a conversation topic, implying the sender is choosing not to engage further.

See it elsewhere