(wd) noun
1. A large and compact collection of trees; a forest; grove: also woods.
2. The tough, fibrous material, composed mainly of cellulose and lignin, which forms the xylem of trees and shrubs and constitutes the bulk of their stems and branches under the bark.
3. The hard substance of a tree or shrub, whether as growing or as cut for use, for building, fuel, etc.; lumber; timber.
4. Something made of wood.
5. plural A rural district; backwoods.
—to knock wood To tap on a piece of wood or a wooden object as a charm against bad luck, especially while making an optimistic statement.
—adjective
1. Made of wood; wooden.
2. Made for using or holding wood: a wood stove.
3. Living or growing in woods: the wood anemone.
—v.t.
1. To furnish with wood for fuel.
2. To convert into a forest; plant with trees.
—v.i.
3. To take on a supply of wood. [OE widu, wiodu]

(wd) Obs. v.i.
To act like a maniac; rave.
—adjective Furious; frantic; raging; mad. [OE wōd insane]

(wd), Grant,
1892–1942, U.S. painter.
—Leonard,
1860–1927, U.S. physician, army officer, and colonial administrator.