When you're so in love but don't have a ring but ready to lay down all the commitments.
OMG Sarah, he proposed!" Explains long romantic night. "Well there is no ring and he didn't get down on one knee but this is the real thing. He asked if we could be 'Engaged to be Engaged'."
A stage in the relationship between a monogamous couple when the members are expected to wed in the near future, but will more likely break up next week.
"Fred and Victoria broke up? I thought they were engaged to be engaged!"
"They were, until he watched Keeping up with the Kardashians and realized that marriages never last."
the step in a relationship before the engagement. more than "just boyfriend and girlfriend" but not quite engaged yet. but with definte plans on engagement and marriage in the future.