from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To attend a social event without having been invited, or without having paid.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. to enter uninvited into a party or other social event.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. enter uninvited; informal
gate + crash (Wiktionary)