go (out) wilding
To engage in disorderly and perhaps violent or lawless behavior. I think Seth really wants to go out wilding for his bachelor party. Gangs of kids going wilding keep breaking windows downtown.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
Also, go out wilding. Go on a rampage, as in The convention delegates have arrived in town, and after deliberating all day they are ready to go out wilding at night . This term originally referred to teenage gang violence directed against randomly chosen victims, impulsive mugging or rape, and similar terrorizing. It also has been transferred to unruly but less violent outings, as in the example. [1980s]
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.