Definition of nun buoy in English:

nun buoy

Syllabification: nun bu·oy

noun

US
  • A buoy that is circular in the middle and tapering to each end.
    More example sentences
    • Nun buoys appear wherever commercial navigation occurs on the Mississippi, Illinois, Missouri, and Ohio Rivers.

Origin

early 18th century: from obsolete nun 'child's top' and buoy.

More definitions of nun buoy

Definition of nun buoy in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day milord
Pronunciation: mɪˈlɔːd
noun
used to address an English nobleman