double parking

Short definition from Wiktionary

Verb

1. 1
   present participle and gerund of double park
2. 2
   present participle and gerund of double-park

Noun

1. 1
   Alternative form of double-parking.
2. 2
   The (usually illegal) act of parking beside a car that is already parked at the side of the street, thus obstructing both the flow of traffic and the egress of the blocked vehicle.