As per Islam, the interpretation of seeing a dog in a dream could be different depending upon the situation in which the dog.
1- According to Ibn Sirin رحمة الله عليه, the general meaning of seeing a dog in a dream is of the enemy in Islam. A dog in the dream is your enemy, so whatever happens, can be implied with your enemy.
2- Seeing a dog fight in a dream represents the greed and worldly desires for a person.
3- Winning a dog fight in a dream is an indication of earning money and vice versa.
4- If one sees himself adopting a dog in his dream it could mean;
- unemployment in the near future.
- Deteriorating Health Condition.
- Upcoming Financial Difficulties.
5- Seeing a barking dog in a dream means that the person will receive good news from a person that would appear to be fake later. It also means harm and deception caused by loathsome people
6- If one sees himself being bitten by a dog in a dream then it depicts harm caused by one’s enemy, the amount of pain will determine the effects of the harm caused.
7- The dream interpretation of killing a dog in a dream as per Islam is that the person will be successful in defeating his enemy.
8- Eating the meat of a dog in a dream is interpreted as being victorious over the enemy.