verb (used with or without object)
to park alongside another vehicle that is already parked parallel to the curb.
Origin of double-park
An Americanism dating back to 1930–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
to park (a car or other vehicle) alongside or directly opposite another already parked by the roadside, thereby causing an obstruction
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Online Etymology Dictionary, © 2010 Douglas Harper