早はや合が点てん

noun, noun or participle which takes 'suru', transitive verb, intransitive verb

jumping to a hasty conclusion; misunderstanding through assumption

Used when someone assumes they understand something without proper confirmation, often leading to mistakes. Can be used as a noun or with する to describe the act of jumping to conclusions.

• 彼かれは話はなしを最さい後ごまで聞きかずに早はや合が点てんして、間ま違ちがった返へん事じをした。

  He jumped to a hasty conclusion without listening to the whole story and gave the wrong reply.

• 早はや合が点てんは禁きん物もつだ。ちゃんと確かく認にんしよう。

  Jumping to conclusions is a bad idea. Let's check properly.