definition of
common

[1] #1 common a. belonging to or participated in by a community as a whole; public; "for the common good"; "common lands are set aside for use by all members of a community". wn

[2] #2 common a. having no special distinction or quality; widely known or commonly encountered; average or ordinary or usual; "the common man"; "a common sailor"; "the common cold"; "a common nuisance"; "followed common procedure"; "it is common knowledge that she lives. wn

[3] #3 common s. [mutual] common to or shared by two or more parties; "a common friend"; "the mutual interests of management and labor". wn

[4] #4 common s. [usual] commonly encountered; "a common (or familiar) complaint"; "the usual greeting". wn

[5] #5 common s. [vernacular, vulgar] being or characteristic of or appropriate to everyday language; "common parlance"; "a vernacular term"; "vernacular speakers"; "the vulgar tongue of the masses"; "the technical and vulgar names for an animal species". wn