Waving Hand on Facebook

What it signals here

reaction meaning

Used in comments to say hello or acknowledge a post, especially by older users who treat it as a literal wave.

comment use

Common in comment sections of community or local group posts as a friendly greeting.

boomer interpretation

Older users often use this emoji at face value — a sincere hello or goodbye with no irony intended.

group use

Frequently used in group welcome posts, e.g., 'Welcome to the group! 👋' by admins.

See it elsewhere