Arbor Day

American  

noun

1. a day, varying in date but always in the spring, observed in certain states of the U.S. by the planting of trees.

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Etymology

Origin of Arbor Day

An Americanism dating back to 1870–75

Example Sentences

Southern California Edison, for instance, offers free trees to some customers through a partnership with the Arbor Day Foundation’s Community Canopy and Energy-Saving Trees programs.

From Los Angeles Times

“Early on, to be honest, we saw a pretty narrow path,” Lindstrom said in a recent interview after marching in front of Herbster and Pillen at Nebraska City’s annual Arbor Day parade.

From Washington Post

It may be Arbor Day, but it's generally a tough time to be a tree lover.

From Salon

But the “Peanuts” hero is hoping to cool that kind of rivalry as we head into Earth Day and Arbor Day.

From Seattle Times

Sarah Stockstill was working as a teacher when a bunch of trees were brought in to celebrate Arbor Day.

From Washington Post