German phrase
Das wollte ich nicht.
Meaning
I didn't mean to do that
When to use it
You did not mean to do it. It often sounds like an apology.
Example dialogue
Du hast meinen Turm umgestoßen!
You knocked over my tower!
Das wollte ich nicht. Ich wollte nur den Ball holen.
I didn't mean to do that. I only wanted to get the ball.