mound noun
1 small hill
ADJ. high, large The church stands on a high mound just outside the village. | low, small | grassy
PREP. on a/the ~ a small tree on a grassy mound
PHRASES the foot/top of a mound
2 pile
ADJ. great, huge, large | little, neat, small a neat mound of leaves
PREP. ~ of a great mound of paperwork
You can also check other dicts: mound (English, 中文解释 ), wordnet sense, Collins Definition