The act of going around a town or neighborhood, usually around Halloween and taking people's pumpkins/jack o lanterns and breaking or smashing them on a driveway, sidewalk, or street. Resulting in a big mess.
"Dude we should totally go pumpkin smashing tonight!"
by tbirdy bird October 31, 2013
When young vandals roam the neighborhoods around halloween, and proceed to smash pumpkins that are left outside.
"Look at that mega large pumpkin, lets perform some pumpkin smashing." youngster proceeds to lift the pumpkin off of the steps and smash it onto concrete. Everyone then runs away.
by duroSIG556R October 31, 2013