Woof (4)
'woof' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for bark that I've seen before include "coverage of the Oaks?" , "graze" , "Setter's sound" , "Tree trunk's outer layer" , "Sound from animal < having part of tree" .)
'woof' is the definition.
(I've seen this in another clue)
This is all the clue.