verb (used with object)
- to force in or down by repeated, rather light, strokes: He tamped the tobacco in his pipe.
- (in blasting) to fill (a drilled hole) with earth or the like after the charge has been inserted.
- to force or pack down firmly by repeated blows
- to pack sand, earth, etc into (a drill hole) over an explosive
verb South Wales dialect
- (tr) to bounce (a ball)
- (intr usually foll by down) to pour with rain
v.1819, “to fill (a hole containing an explosive) with dirt or clay before blasting,” a workmen’s word, perhaps a back-formation from tampion, that word being mistaken as a present participle (*tamping).