Deafening

• (n.) The act or process of rendering impervious to sound, as a floor or wall; also, the material with which the spaces are filled in this process; pugging. • (p. pr. & vb. n.) of Deafen
Found on http://thinkexist.com/dictionary/meaning/deafening/

deafening

earsplitting adjective loud enough to cause (temporary) hearing loss
Found on https://www.encyclo.co.uk/local/20974

Deafening

Deaf'en·ing noun The act or process of rendering impervious to sound, as a floor or wall; also, the material with which the spaces are filled in this process; pugging.
Found on http://www.encyclo.co.uk/webster/D/10

Deafening

a general term for sound insulation material used in floors, walls etc. Traditionally, all sorts of materials have been used, ash for example, is quite commonly found between floors. Modern materials are often referred to as 'absorbants'. see pugging
Found on http://www.encyclo.co.uk/local/20935

deafening

[adj] - loud enough to cause (temporary) hearing loss
Found on http://www.webdictionary.co.uk/definition.php?query=deafening
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