water witching
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wa′ter witch`ing
n.
the search for or discovery of underground water sources by means of a divining rod.
[1875–80, Amer.]
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Water witching
The use of a small forked branch of a tree to find underground water, and thus determine water well sites. There is no scientific evidence that water witching actually works.
1001 Words and Phrases You Never Knew You Didn’t Know by W.R. Runyan Copyright © 2011 by W.R. Runyan