Originally Posted by Ltmusicdude
And I know i'm about to get flamed hard for this but what exactly is an OSO btw?
Other significant other.
I found that when I first associated with these boards that I had a lot of the same eyebrow raising questions. Try Googling "polyamory oso" or "polyamory triad"... it will take you to the definition.
Me: male, 43, straight, non-hierarchical, independent