3 in the process of being affected or controlled by a particular action, situation, or state
The ship came under attack from enemy aircraft.
A number of proposals are under consideration.
The building is still under construction.
Costello’s business dealings have been under investigation by the FBI for months.
I’ve been under a lot of stress at work lately.
Police claim the situation is now under control.
Evidence suggests that the driver of the car was under the influence of drugs.