English (general)informalbusinesscomputing
- To examine or analyze something in greater depth or detail; to focus progressively on finer-grained information.
English (general)technicalneutralliteral
- To bore or cut downward into a material or the ground using a drill or similar tool.
English (general)technicalneutral
- To move a drill or boring apparatus to a lower position or to advance it deeper into a site or formation.