Meaning: Wasted or lost completely, often referring to money, time, effort, or resources.
Usage in Example Sentences:
- “All the money he invested in the project went down the drain when the company closed.”
- “If we don’t meet the deadline, months of hard work will be down the drain.”
- “Leaving the water running while brushing your teeth is like letting money go down the drain.”
Origin:
The idiom originates from the literal image of something disappearing down a drain, such as water, which is irretrievable. It began being used metaphorically in the 20th century to describe irrecoverable losses or wasted efforts.