This is the 4201st most frequent Spanish word.
lobo
Wolf.
In this instance, 'lobo' is a plural noun 'lobos', indicating actual wolves, emphasizing the context of danger.
Cuidado, hay lobos en esas montañas.
Be careful, there are wolves in those mountains.
Here, 'lobo' is used metaphorically, describing someone who prefers solitude or behaves independently.
Se dice que Pedro es un lobo solitario.
It is said that Pedro is a lone wolf.
In this sentence, 'lobo' refers to the animal, specifically a wolf.