a thought

The inability to sleep because of your mind fixating on a thought. > The Lost finale gave me brainspin and I wasn't able to sleep all night.

A thought runs through your head while you are busy doing something

motion of hands or body to emphasize or help to express a thought or feeling n

n motion of hands or body to emphasize or help to express a thought or feeling n the use of movements (especially of the hands) to communicate familiar or prearranged signals n something done as an indication of intention v show, express or direct through movement

of animals v hold back a thought or feeling about