a gut feeling
Meaning: If you have a gut feeling, you sense something about a person or a situation, without knowing why, but you're sure what you sense is true.
- As soon as I came into the room I had a gut feeling that something was wrong - and then I saw the dead body.
- Chaz said his gut feeling was that Laura was lying and, sure enough, she was.
Beth said she had a gut feeling that her husband was cheating on her, but she