OSO

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, and Instagram.

OSO
Definition:Other Significant Other
Type:Abbreviation
Guessability:
2: Quite easy to guess
Typical Users:
Adults and Teenagers

Example of OSO Used in a Text

 
OSO
 

See Also

New ways to say I love you Text-speak using just numbers A list of dating terms