The array of lights on the roof of a police car or emergency vehicle; gumball(1960s+)
A condom: In the heat of the moment he realized he didn't have a party hat(1980s+ Students)
The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D. Copyright (C) 2007 by HarperCollins Publishers. Cite This Source
