when a dog barks, it makes a short loud sound or series of sounds [↪ growl]
The dog always barks at strangers.
2 also bark out [transitive]
to say something quickly in a loud voice
'Don't just stand there, give me a hand,' she barked at the shop assistant.
to have a wrong idea, or do something in a way that will not give you the information or result you want:
The police spent three months barking up the wrong tree on the murder investigation.
to rub the skin off your knee, elbow etc by falling or knocking against something [= graze]:
I barked my shin against the step.