Definition of «devastating breakup»

A "devastating breakup" refers to a highly painful and emotionally damaging end to a romantic relationship.

They literally wake up happy — no matter the circumstances, including a devastating breakup. (mindbodygreen.com)
Last August, I briefly discussed the devastating breakup of my college girl group. (domesticate-me.com)
You've had a recent fight with your partner and that lead to a devastating breakup. (1-dating-services.com)
(see all sentences)