Waving Hand: Medium Skin Tone on Facebook

What it signals here

reaction meaning

Friendly greeting in comments, especially on friends' posts or group announcements.

comment use

Used to say hello on birthday posts, welcome new group members, or greet someone returning after a long absence.

boomer interpretation

Interpreted straightforwardly as a cheerful hello or goodbye with no ironic subtext.

group use

New members of Facebook groups often introduce themselves with this emoji to signal friendliness.

See it elsewhere