Thoughtlessly or recklessly; acting without careful consideration or discrimination (often with negative consequences).
むやみに人を信用すると裏切られることもある。
If you trust people recklessly, you may be betrayed.
火事のときはむやみに家に戻らないでください。
In case of fire, don't go back into the house thoughtlessly.
むやみに高い薬を買うのは避けた方がいい。
You should avoid buying expensive medicine indiscriminately.
Excessively or unreasonably; to an immoderate degree (indicates going beyond a reasonable limit).
むやみに期待を持つと失望も大きくなる。
If you expect too much, disappointment will also be greater.
むやみに薬の量を増やすのは危険だ。
It's dangerous to increase medication doses indiscriminately.