Slumming.
To hang out with someone of much different social economic status usually for the reason of wanting to look cool or to feel more connected with another culture very different from one's upbringing.
Printed copy · Anthology Volume 3, page 745Printed copy from The Tender For Law Anthology, Volume 3, page 745 (printed 13 June 2014). Added by this site; not part of the Facebook export.