Definition of Field work
Work in the field, specifically the task of gathering data from the field. Includes the sphere of practical operation, as of an organization or enterprise; also, the place or territory where direct contacts as with a clientele may be made, or whereby practical, firsthand knowledge may be gained. Sphere of action or place of contest, either literally or figuratively; hence, any scene of operations or opportunity for activity. State ex rel. McPherson v. Snell, 168 Or. 153, 121 P.2d 930, 937.
That's the definition of Field work in Black's Law Dictionary 6th Edition. Courtesy of Cekhukum.com.