rapidconclusion

noun
UK /ˈræpɪd kənˈkluːʒən/
US /ˈræpɪd kənˈkluːʒən/

A fast decision made without thinking much.

She jumped to a rapidconclusion about the new student before even talking to him.


OTHER MEANINGS

2. A quick ending to something.

The meeting came to a rapidconclusion when the fire alarm rang.

3. A fast answer given without checking facts.

His rapidconclusion about the test date turned out to be wrong.

4. A sudden belief formed in a hurry.

Don't make a rapidconclusion just because the sky looks dark.