The phrase "small church" refers to a place of worship that is physically small in size or has a smaller number of members compared to bigger churches. Full definition
That is possible only in smaller churches in which the whole congregation is easily in view. (religion-online.org)
Members of small churches served by part - time lay ministers are not necessarily worse off spiritually than their counterparts in large churches — and perhaps they are better off. (religion-online.org)
I now go, when I can, to a very small church with less than 20 people. (redeeminggod.com)