Dri-ki

[G S C]

The following on-line glossary provides some info:
http://www.npmb.com/glossary/index.htm#D
"Dri-ki - Dead, weathered trees and stumps, as a result of long term
flooding (like from a dam). Stumps eventually uproot and float downwind
or downstream, creating a pile of debris, or dri-ki."

Usage, hyphenated, at:
http://www.northernoutdoors.com/NO497/Jerryk.html

Manufacturer of same name at:
http://www.netpets.org/mfgs/d.html

Couldn't find specific derivation info.

George S. Cole   gscole at ark.ship.edu
Shippensburg University