垂れ流す

1. Origins, structure, and basic meaning

• Structure: 垂れ流す (たれながす) joins hanging or letting down 垂れ with sending flow 流す to mean releasing something without control.
• Basic usage: It applies literally to polluted water and figuratively to irresponsible distribution of unverified information.

2. Common pitfalls and similar expressions

• Discharge with a negative judgment
  • 垂れ流す implies failure to filter, contain, or manage what is released, making it stronger than neutral “send” or “share.”