acoustic buoy

1. 1.

   a buoy that can be heard (at night)

   Broaderbuoy

   Narrowerbell buoywhistle buoy

Questions about acoustic buoy

What does acoustic buoy mean?

acoustic buoy means "a buoy that can be heard (at night)".

Is acoustic buoy a common word?

acoustic buoy is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.