adjective
- not safe or suitable for drinking
Examples
- The water from the old well was undrinkable due to contamination.
- After the chemical spill, the river became undrinkable for months.
- The coffee was so bitter it was practically undrinkable.
- Heavy pollution made the lake water undrinkable for the local community.
- The milk had spoiled and was completely undrinkable.
- Emergency crews worked to restore the undrinkable water supply.