1. Become separated into pieces or fragments
   "The freshly baked loaf fell apart";
   - break, separate, split up, come apart
    
2. Break or fall apart into fragments
   "The cookies fell apart";
   - crumble
    
3. Lose one's emotional or mental composure
   "She fell apart when her only child died";
   - go to pieces, fall to pieces

Derived forms: fallen apart, falls apart, falling apart, fell apart

See also: fall

Type of: break down, change integrity, disintegrate, lose it [informal], snap