A temporary fortification built by troops in the field; a defensive earthwork in the field.
The collection of raw data in the field, field research, field study, field studies.
Work done out in the fields as opposed to that done elsewhere on the farm (e.g., barn, house, outbuildings, office).
Work done out in the real world rather than in controlled conditions
A defensive mound of earth or a wall with a broad top and usually a stone parapet; a wall-like ridge of earth, stones or debris; an embankment for defensive purpose.
A defensive structure; a protective barrier; a bulwark.
That which defends against intrusion from outside; a protection.
A steep bank of a river or gorge.
To defend with a rampart; fortify or surround with a rampart.