1. phrasal verb [no passive]
If you come under attack or pressure, for example, people attack you or put pressure on you.
[V P n] ⇒ The police came under attack from angry crowds.
[V P n] ⇒ In parliament last week the Finance Minister came under heavy pressure to resign.
[V P n] ⇒ His relationship with the KGB came under scrutiny.
2. phrasal verb [no passive]
If something comes under a particular authority, it is managed or controlled by that authority.
[V P n] ⇒ They were neglected before because they did not come under the Ministry of Defence.
3. phrasal verb [no passive] → come If something comes under a particular heading, it is in the category mentioned.
[V P n] ⇒ There was more news about Britain, but it came under the heading of human interest.
COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers