Noun
a person (not necessarily a spouse) with whom you cohabit and share a long-term sexual relationship
Source: WordNetI think one of the most important things in a relationship is caring for your significant other through good times and bad. Nick Cannon
My significant other right now is myself, which is what happens when you suffer from multiple personality disorder and self-obsession. Joaquin Phoenix
Look your significant other in the eyes, make that connection. Kendall Schmidt
It's very different than it use to be. I think everybody has a lot more experience in how to be in a relationship - whether it's a marriage or a significant other or a business or a friend. Kathy Valentine
If you make your best friend and your significant other the same person, you don't have to disconnect to go tell your girlfriend everything. Niecy Nash
The older you get, the more you realize you're drifting toward a direction, and sometimes your significant other drifts into an opposite direction. You can't blame anybody for it. Dido Armstrong