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n.: a cooler, hipper way to say, "diabetes;" coined by a beloved walrus wearing a cowboy hat, who also may or may not endorse oatmeal.
"Uncle Smitty can now get his testing supplies mailed right to his home; he has The Beetus."

"Die-uh-beet-us, beet-us beet-us. Someone get me a sugar-free pudding. I've got the beet-us beet-us."
by Emmy Foofoo May 05, 2008
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