A meaningless American holiday celebrating trees.
Sally: Hey, it's Arbor Day. Shouldn't we have the day off?
Donald: Are you dumb? No one cares about trees. That's what Earth Day is for.
Sally: Oh. Sorry trees.
by HisSecretMistress November 26, 2015
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9 Months before the birthday of Rex Mohs
"When's your birthday"
"Jan. 26, 1997"
"9 Months after Arbor Day; that's pretty weird coincidence"
"Oh, it's no coincidence"
by Noranic June 7, 2021
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When you poop but go to wipe and nothing is there. Like on Arbor Day, you should now plant a tree for wasting paper.
"Just took a quick dump and it was an Arbor Day. Gotta go plant a tree."
by oneyozfest August 19, 2022
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