(blasting) To plug up with clay, earth, dry sand, sod, or other material, as a hole bored in a rock.
2
To drive in or pack down by frequent gentle strokes
Tamp earth so as to make a smooth place.
3
To reduce the intensity of.
noun
1
The act of one who tamps; specifically, the act of filling up a hole in a rock, or the branch of a mine, with earth, sand, or similar material in order to contain and direct explosive force meant to blast the rock or collapse the mine.