a noun that may be preceded by an article or other limiting modifier and that denotes any or all of a class of entities and not an individual, as man, city, horse, music.
Compare proper noun.
Origin of common noun
First recorded in 1860–65
Also called common name.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for common noun
grammar a noun that refers to each member of a whole class sharing the features connoted by the noun, as for example planet, orange, and drumCompare proper noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012