dowse 1
/dows/ , v.t., v.i., dowsed, dowsing , n.
douse.
dowse 2
/dowz/ , v. , dowsed, dowsing .
v.i.
1. to search for underground supplies of water, metal, etc., by the use of a divining rod.
v.t.
2. to search for (as water) by or as if by dowsing.
[ 1685-95; orig. dial. (SW England); orig. obscure ]