a sexual 'predator' [=a person who commits sexual crimes against other people]
The population of rabbits is controlled by natural 'predators'.
a corporate 'predator' acquiring business rivals
(..) No! God, not at all. Are you sure? You can tell me. Believe me, I'm sure. - Put a gun to my head and spray my brains. - That's good. She's a predator posing as a house pet. Stay away. The shit that came out of this woman's mouth, I had never heard! My God. I haven't been fucked like that (..)1999 Fight Club