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1

buoy

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noun \ˈbü-ē, ˈbȯi\

Simple Definition of buoy

  • : an object that floats on water in a lake, bay, river, etc., to show areas that are safe or dangerous for boats

Full Definition of buoy

  1. 1 :  float 2; especially :  a floating object moored to the bottom to mark a channel or something (as a shoal) lying under the water

  2. 2 :  life buoy

Illustration of buoy

Origin of buoy

Middle English boye, probably from Middle Dutch boeye; akin to Old High German bouhhan sign — more at beacon


First Known Use: 13th century


2

buoy

verb

Simple Definition of buoy

  • : to cause (someone) to feel happy or confident

  • : to lift or improve (something)

Full Definition of buoy

  1. transitive verb
  2. 1 :  to mark by or as if by a buoy

  3. 2 a :  to keep afloat b :  support, uplift <an economy buoyed by the dramatic postwar growth of industry — Time>

  4. 3 :  to raise the spirits of —usually used with up <hope buoys him up>

  5. intransitive verb
  6. :  float —usually used with up

Examples of buoy

  1. The tax breaks should help to buoy the economy.



1596

First Known Use of buoy

1596



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