Urban Dictionary describes SB as an "abbreviation for snap back" that's "usually found on Snapchat when a user wants you to snap them back" It really is that simple!To save Snapchat stories, find the setting in the app, tap the ghost icon at the top of the camera screen, then the gear icon and then tap "Memories" Tick the box marked "Autosave Stories" and click "Save to" Now that should mean everything you put on your Snapchat Story will automatically save on your phone's gallery tooWhen someone sends you a snap with an "S," they're asking you if you want to start a streak with them A streak is when you and someone else on snapchat snap each other back
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