Dreaming of hyenas is a negative sign as per dream meaning and interpretation. The dream means you will have to face difficulties especially from people or things that have nothing to do with your daily life. It also means your enemies joining together and plotting against you. Dreams of hyena attacking you are also a sign that your fears will keep you away from doing something important.
Dream of hyenas and you are not present in the dream means something bad happening to your friends or family or well wishers when you are away. It also means jealous colleague damaging your reputation when you are not around.
Dreaming of hyenas and you are happy in the dream means strange encounters. It also means having destructive thoughts.
Dreams of hyena and you know the particular place in the dream means hidden problems in the area coming to the fore in near future.
Please note that the dream to have a meaning it should happen naturally. If you see the dream after watching hyena or reading or talking about it then the dream has not value, it is a mere continuation of your daytime interaction.