White Question Mark on Facebook

What it signals here

reaction meaning

Used in comments to express genuine puzzlement at a post or shared article.

comment use

Older users drop it to ask a literal question when they don't know how to phrase their query.

boomer interpretation

Often used literally — someone is genuinely asking a question and includes it as punctuation.

group use

In Facebook groups, used to flag unclear posts or ask admins for clarification on group rules.

See it elsewhere