noun
1. : a drilled hole in which a charge of dynamite is exploded in mining or to produce artificial earth vibrations in seismic prospecting for oil
2. : a hole made in wood by a boring insect
3.
a. also shot-holing ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ : the dropping out of small rounded fragments of leaves because of parasitic action or other causes with a resultant shot-riddled appearance — compare cherry leaf spot
b. : one of the perforations so formed