Wiktionary
n. Ordinary persons, things, or events.
Usage examples of "common run".
If it were necessary to trench further upon the field of morals, it might be suggested that the dogma of equality applied even to individuals only within the limits of ordinary dealings in the common run of affairs.
To follow up the line of thought you gave me but just now, we have a great number of philosophers in the West who have enunciated ideas which to the dull minds of the common run of men seem wild and absurd.
Not that there was anything gross or overt in their appearance to differentiate them from the common run of humanity.
You have more imagination than the common run, more curiosity, more go.
In like manner, in estimating society, you divide the individuals composing it into two groups, one consisting of its notables of every kind and degree, and the other, of the common run of men.