What does the idiom "pell-mell" mean?

• The idiom "pell-mell" means - In a confused or disorderly manner.

• pell-mell (adverb)
English Meaning: in mingled confusion or disorder.
Bangla Meaning: বিশৃঙ্খলভাবে; তাড়াহুড়ো করে।

Example Sentence:
1. The children played tag in the yard, running pell-mell in all directions.
2. After the announcement, the crowd rushed pell-mell towards the exit, causing chaos and confusion.

Source:
1. merriam-webster.
2. Accessible Dictionary by Bangla Academy.