This is the 736th most frequent Croatian word.
los
"Loš" in Croatian means "bad" in English.
The word 'los' here modifies 'osjećaj', meaning that the feeling is negative or bad.
Imam los osjećaj u vezi s tim.
I have a bad feeling about this.
In this sentence, 'los' is a noun, meaning 'moose'. It represents an animal in this context.
Los je prešao cestu ispred nas.
A moose crossed the road in front of us.
Here, 'los' is used as an adjective to describe the manner of behavior, indicating that it is inappropriate or bad.