bark · verb /bɑːk/
bark (DOG)
B2 I If a dog barks, it makes loud, short sounds.
Dictionary example:
They heard a dog barking outside.
Learner example:
He barks whenever there is a stranger in our house. (First Certificate in English; B2; Chinese)
bark (SHOUT)
C2 I or T to say something loudly and quickly
Dictionary example:
I'm sorry, I had no right to bark at you like that.
Learner example:
She knew at once that Daniel, the boss, had returned. [...] As the day wore on and from her office she heard Daniel barking at everyone and anyone, she became more and more annoyed. (Certificate of Proficiency in English; C2; Catalan)
bark · noun U /bɑːk/
bark
C2 the hard, outside part of a tree
Dictionary example:
The bark of the birch tree is white.
Learner example:
By hitting the bark of trees or hollow pieces of wood rhythmically, p[r]ehistoric humans tended to communicate or entertain themselves. (Certificate of Proficiency in English; C2; Greek)