If someone comes unglued, they become very upset and emotional, and perhaps confused or mentally ill. If she hears what you're saying, she's going to come unglued
unglue
Hyphenation
un·glue
Turkish pronunciation
ınglu
Pronunciation
/ənˈglo͞o/ /ənˈɡluː/
Etymology
[ -'glü ] (transitive verb.) circa 1548. un- + glue