Definition of "soc"

We get jumped by the Socs. I'm not sure how you spell it, but it's the abbreviation for the Socials, the jet set, the West-side rich kids.

1967, S. E. Hinton, The Outsiders, page 2

As proprietors of the soc, the lords claimed a great number of fees and perquisites, payable by all classes of people, whether free or servile, who negotiated any affairs within the soc, and which no doubt formed in themselves a considerable source of revenue.

1869, George Norton, Commentaries on the History, Constitution, and Chartered Franchises of the City of London, page 96

Doubts have recently been cast upon Maitland's view that the Anglo-Saxon "sac and soc" included the right to hold a petty court, to compel tenants to attend it, and to take profits from it.

2001, Theodore Frank Thomas Plucknett, A Concise History of the Common Law, page 96