verb (intr, adverb)
- to break owing to long use or poor constructionthe chassis is falling apart
- to become disorganized and ineffectivesince you resigned, the office has fallen apart
Collapse, break down, either physically or mentally and emotionally. For example, This chair is about to fall apart, or After his wife died, he fell apart. For synonyms for the latter usage, see come apart at the seams; go to pieces.