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English definition of “sink”

sink

verb [T] (DIG)    /sɪŋk/ (sank or US also sunk, sunk)
to dig a hole in the ground, or to put something into a hole dug into the ground: Sinking more wells is the best way of supplying the population with clean drinking water. The first stage of building the fence is sinking the posts into the ground. → See also sunkenDigging
(Definition of sink verb (DIG) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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