Hi Forgive me if this idiom has been already posted like a chicken with its head cut off-
in a hysterical manner;
in a frenzy; in a very nervous way
EXAMPLE
1: Ken was late for work, and he couldn't find his car keys. He
was running around his apartment like a chicken with its head cut off.
EXAMPLE
2: Patricia ran around the school looking for her lost backpack
like a chicken with its head cut off.
NOTE:
This idiom is usually used with the phrase "to run around" as in
the above examples.
I.A