Meaning of DAM in English

DAM

I. dam 1 /dæm/ BrE AmE noun [countable]

[ Date: 1300-1400 ; Language: Middle Dutch ]

1 . a special wall built across a river or stream to stop the water from flowing, especially in order to make a lake or produce electricity

2 . technical the mother of a four-legged animal, especially a horse

II. dam 2 BrE AmE verb ( past tense and past participle dammed , present participle damming ) [transitive] ( also dam up )

1 . to stop the water in a river or stream from flowing by building a special wall across it

2 . to stop something from being expressed or continuing:

Once she allowed her anger to show, it could not be dammed up again.

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.