Longman Dictionary of Contemporary English homepage

Sense: 1
Date: 1800-1900
Origin: From the sound
Sense: 2
Date: 1900-2000
Origin: Probably from Thai baung

bong

 noun
     
Related topics: Colours and Sounds, Drug Culture
bong [countable]
1C a deep sound made by a large bell
2 informalMDD an object used for smoking cannabis, in which the smoke goes through water to make it cool
Definition from the Longman Dictionary of Contemporary English
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