Up-down Arrow on Snapchat

What it signals here

friend system usage

Rarely used in Snapchat's friend emoji system, but may appear in snaps to show a back-and-forth dynamic in a friendship.

streak use

Occasionally used jokingly to describe a streak that keeps almost dying and being revived — up one day, down the next.

story meaning

Placed in stories to communicate a day of mixed vibes or contrasting experiences.

snap context

Used in casual snaps to signal 'I'm feeling both things at once' without needing to explain the situation.

See it elsewhere