A sand dune.
More example sentences
- As this was the first time that the oystercatcher had come so far from its more conventional nesting habitat on the shingle beaches and sandhills close to the sea, one wondered why.
- Arapaho Prairie represents typical upland dry sandhills prairie, with steep slopes grading into undulating dunes and flat valleys.
- It was not unusual for Laurie to drag his swimmers out of bed late at night in a swim camp after a gruelling days work and run them on the beach and sandhills for another hour.
Definition of sandhill in:
- The US English dictionary