#1 fall apart v. lose one's emotional or mental composure; "She fell apart when her only child died". wn
#2 fall apart v. go to pieces; "The lawn mower finally broke"; "The gears wore out"; "The old chair finally fell apart completely". wn
#3 fall apart v. break or fall apart into fragments; "The cookies crumbled"; "The Sphinx is crumbling". wn
#4 fall apart v. become separated into pieces or fragments; "The figurine broke"; "The freshly baked loaf fell apart". wn
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