We have no meanings for "unseen ground" in our records yet.
1 The ambulance was in the lead, of course, so we were in all the excitement of exploring unseen ground .
2 The fighting had been mainly night attacks, over unknown and unseen ground , to positions which had to be located by the enemy's fire.
3 The quiet was barely broken by the slightest of mechanical hums as the front of the ship started to lower toward the unseen ground .
4 This one left Minho's hand, sailed forward, almost in the exact center of the Cliff line, started its descent to the unseen ground far below.
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