at loose ends
not knowing what to do esp because of some upsetting change

[TahlilGaran] Dictionary of Contemporary English ▲

at loose ends
not knowing what to do esp. because of some upsetting change.
He was at loose ends when their long-term relationship broke up.

Etymology: based on the idea of a string or rope with ends that are not neatly tied together

[TahlilGaran] English Idioms Dictionary ▲

at loose ends
to be restless and unsettled
My friend's mother was at loose ends after her husband died.

[TahlilGaran] English Idioms Dictionary ▲

at loose ends
adj. phr. Without a regular job or settled habits; uncertain what to do next; having nothing to do for a while; undecided; unsettled; restless.
Feeling at loose ends, I went for a long walk.
He had finished college but hadn't found a job yet, so he was at loose ends.

[TahlilGaran] English Idioms Dictionary ▲