To act in a rude or hateful way.
I like acting deciduous sometimes because it makes me feel like a tree.
by You are deciduous November 3, 2010
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Dude, let's go to Deciduous's tonight and go on a date with the sky!
by Horace Mills November 6, 2009
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student: Are we going to have a pop quiz today?
science teacher: Does Ursus Horribilis defecate in a deciduous forest biome?
student: WTF?
by Nigelfer July 10, 2008
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