comingundone
verb (phrase)UK /ˌkʌmɪŋ ʌnˈdʌn/
US /ˌkʌmɪŋ ʌnˈdʌn/
Falling apart or breaking into pieces.
The old kite was coming undone in the strong wind.
OTHER MEANINGS
2. Losing control of your feelings and becoming very upset.
After the long week, she felt like she was coming undone.
3. Becoming unfastened, like a knot or a button.
My shoelace keeps coming undone.
4. A plan or situation that is failing and falling apart.
Their big plan was coming undone by lunchtime.