1. 
   Ear Plug
   Ear protection in the form of a plug which is inserted into the entrance to the ear canal.
   Found op http://www.encyclo.co.uk/local/20474
   
   
2. 
   Earplug
   Hearing protector that is inserted into the ear canal. See also: Ear, Earmuff, Hearing, Hearing Protector.
   Found op http://www.diracdelta.co.uk/science/source/e/a/earplug/source.html
   
   
3. 
   earplug
   type of ear ornament usually inserted in pierced and distended earlobes and generally worn by traditional peoples. Earplugs were the direct ...
   Found op http://www.britannica.com/eb/a-z/e/2
   
   
4. 
   Earplug
   An earplug is a device that is meant to be inserted in the ear canal to protect the user`s ears from loud noises or the intrusion of water, foreign bodies, dust or excessive wind. ==Protection from water== Some earplugs are primarily designed to keep water out of the ear canal, especially during sw...
   Found op http://en.wikipedia.org/wiki/Earplug
   
   
5. 
   earplug
   Type: Term Pronunciation: ēr′plug Definitions: 1. Generic term for occlusive devices for the external auditory canal for protection of hearing against noise-induced hearing loss or to prevent water from getting into the ear.
   Found op http://www.medilexicon.com/medicaldictionary.php?t=27611
   
   
6. 
   earplug
   1) Silencer of a sort 2) Sleep aid 3) Sound barrier 4) Swimmer's stopper
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/earplug/1
   
   

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