noun
plural woods
[noncount] :the hard substance that makes up the stems and branches of trees and shrubs
a or woods [count] :an area of land covered with many trees
b woods :a thick growth of trees and bushes that covers a wide area :forest [noncount]
[count] :a golf club with a large head that was made of wood in the past but is now usually made of metal
babe in the woods
knock on wood
US or chiefly Brit touch wood
People say knock on wood or touch wood and often hit or touch something made of wood as a way to prevent bad luck after they have just said that something good has happened, that they are in a good situation, etc.
neck of the woods
not see the wood for the trees
out of the wood/woods
in a position free from danger or difficulty
adjective
made of wood :wooden
used for cutting or working with wood