Break. Falter. Break again.
When you're going through the shits of life.
Example 1
Person 1: Oh! Aidan looks so depressed as of late.
Person 2: Oh yeah...he's just BFBA right now.
Person 1: Oh poor him! I hope he'll feel better soon!
Example 2
Person 1: Oh hey Aidan, how are you doing?
Aidan: Oh ya know...BFBA
Person 1: Oh shit man, I'm sorry!