Definitions

1. noun

A type of limestone rock formed from compressed volcanic ash, often found in areas with volcanic activity.

“The geologist examined the tuff samples collected from the volcanic region.”

2. verb

To fill or make something hard and solid, often by applying pressure.

“The construction worker tuffed the soil to create a stable foundation.”

3. verb

To press or squeeze something, often in a forceful manner.

“She tuffed her hair into a ponytail before heading out.”