What is a COVIDIOT? Can sounds give you brain tingles? What is a man looking for younger girls called? What is an "Unexplained Drinking Injury (UDI)"? What does QQ mean? P911 means parents are watching! Why does <4 mean "more than love"? What does DIAMOND HANDS mean? Send an encrypted message. Learn all the Snapchat emojis.
What Does OSO Mean?OSO means "Other Significant Other."
Summary of Key Points"Other Significant Other" is the most common definition for OSO on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
|Definition:||Other Significant Other|
2: Quite easy to guess
Adults and Teenagers
Example of OSO Used in a Text
- Do you disagree with something on this page?
- Did you spot a typo?
- Did you know a slang term that we've missed?