reasonable grounds

noun phrase
UK /ˈriːzənəbəl ɡraʊndz/
US /ˈriːzənəbəl ɡraʊndz/

Good reasons to believe something is true.

The police had reasonable grounds to search the car.


OTHER MEANINGS

2. A fair and sensible basis for taking an action.

There were reasonable grounds for the teacher's decision.

3. Facts that make a claim believable in a court of law.

The judge found reasonable grounds to continue the case.

4. A logical reason that most people would accept.

She had reasonable grounds to complain about the noise.