1. The foghorn boomed out its warning.

2. He's got a voice like a foghorn .

3. The bleating of a foghorn broke the silence.

4. The deep boom of a foghorn echoed across the bay.

5. Just then a foghorn sounded right clear.

6. A sea mist far out kept the lighthouse foghorn blaring.

7. The foghorn brayed all night.

8. The ship foghorn boomed out.

9. The ship's foghorn boomed out.

10. It's the foghorn—well, this is a lighthouse(Sentencedict.com), after all—and now I understand why earplugs were included in the basket of food and wine I found on the kitchen table when I arrived.

11. It made a long-drawn-out noise which sounded like a high-pitched foghorn and backed away, raising its hands to its mouth.

12. Maybe it's because they sound like a goat rammed down a foghorn.

13. I also enjoyed taking a look at the fog detector, responsible for starting the foghorn that had disturbed my peace the night before.

14. She said the word out loud. It d sounded like a foghorn .

15. Something deep in your soul calls out to me like a foghorn .

16. It can also hear sound frequencies across a span of 17 octaves[sentencedict.com], spanning pitches far higher than the whine of a mosquito and far lower than a rumbling foghorn.

17. Playing the vuvuzela requires a practiced combination of lip and lung action to produce an extremely loud, monotonous sound, a bit like a foghorn.

18. Hagrid suddenly pulled out a very dirty, spotted handkerchief and blew his nose with a sound like a foghorn.

19. Once this reaches a certain level, the detector automatically activates the foghorn.

20. We were near a boat at one point, I know that much—rang their foghorn .

21. Moments later, he heard a low moaning rumble over the hills, a sound like a foghorn.

22. Luckily, by the time I figure out that the foghorn sounds once every 60 seconds, it stops.