n pl 1  :  SNIFFLES 1  2  usu sing in constr  :  a respiratory disorder in animals marked esp. by catarrhal inflammation and sniffling: as  a  :  a disease of the upper respiratory tract of rabbits that is often a precursor of pneumonia  b  :  BULLNOSE .
 
 
 
Similar sounding terms:  snif·fles 
 
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