What's the difference between being in a relationship and being in a "serious" relationship?

Answer 1

You can't have a meaningless relationship
I think that a relationship is a relationship with
anyone you know
A serious relationship is when you're commited to that one person, like a fiance

Answer 2

In a relation ship, you call your partner on the phone every night to say good night.
In a serious relationship you roll over and say good night.

Answer 3

Serious.