A shaft or excavation.
A long, narrow channel or depression; e.g., such a slot cut into a hard material to provide a location for an engineering component, a tyre groove, or a geological channel or depression.
A racing line, a path across the racing circuit's surface that a racecar will usually track on. (Note: There may be multiple grooves on any particular circuit or segment of circuit)
The middle of the strike zone in baseball where a pitch is most easily hit.
A fixed routine.
A pronounced, enjoyable rhythm.
To perform, dance to, or enjoy rhythmic music.
To cut a groove or channel in; to form into channels or grooves; to furrow.
A tool used to bore through rock when sinking shafts.
A surgical instrument used to remove a circular section of bone from the skull; a trephine.
To create a large hole by making a narrow groove outlining the shape of the hole and then removing the plug of material remaining by less expensive means.
To use a trepan; to trephine.