drifting mine


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Related to drifting mine: Shaft mining

drifting mine

[′drif·tiŋ ‚mīn]
(ordnance)
An underwater mine adjusted to float unanchored on or just below the surface of the water.
References in periodicals archive ?
In addition, contrary to international law, extensive use was also made of drifting mines. Over 20 UN vessels were assigned the daunting task of reopening the east coast to shipping.