1. Literally, of a dog, to make a barking noise at something. The dog is barking at something outside—can you please calm him down?
2. To yell at or speak severely to another person. The science teacher barked at us for not doing our homework.
bark at someone or something
Lit. [for a dog] to make a characteristic sharp sound at someone or something. (See also bark at someone.) The dog is barking at the traffic again. Their guard dog was barking at me.
bark at someone
Fig. to speak harshly to someone. Don't bark at me like that over such a trivial mistake! Ken barked at the children for being noisy.
bark something out at someoneand bark something at someone; bark something to someone; bark something out (to someone)
Fig. to say something harshly to someone. The sergeant barked the orders out at the recruits. He barked an order at his staff. The teacher barked a reprimand out to the class. He barked out the order clearly and loudly.