Third-person singular simple present indicative form of gatecrash.(verb)
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Use "gatecrashes" in a sentence
"Aamir 'gatecrashes' pre-wedding bash; bride, family over the moon"
"Couple 'gatecrashes' Barack Obama's White House dinner stars breached White House security to attend state dinner"
"Violence against women on the rise in Malaysia: report - Xinhua Prime Suspect in Philippines Massacre Surrenders - Voice of America US and China to Go to Talks With Emissions Targets - New York Times Couple 'gatecrashes' Barack Obama's White House dinner - guardian. co.uk Web site posts what is says are half million text messages from 9/11 - CNN"