To collide or come into contact forcefully with each other, often used in a creative context.

To assemble or create something by joining parts.

भागों को मिलाकर कुछ बनाना

English Usage: We need to knock together a quick report for the meeting.

Hindi Usage: हमें बैठक के लिए एक त्वरित रिपोर्ट मिलाकर बनानी है।