Fetching details from the dictionary...

beast; brute; animal
animal with human characteristics
「獣」 has another reading with different meanings.
森の奥から獣の唸り声が聞こえた。
I heard the growl of a beast from deep in the forest.
猟師は山奥で珍しい獣を捕まえた。
The hunter caught a rare beast deep in the mountains.
野生の獣が人里まで下りてきて騒ぎになった。
Wild animals came down to the village and caused a commotion.