A person whose personality resembles a hard boiled egg that has been peeled and then smushed.
"Ugh that girl has no personality!"
"Yeah, she's a real flat egg."
by CToso69 May 12, 2016
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A member of the Thoha tribe, and a superior being of the bird-like Chozo race. Often mistaken by his nickname "Quiet Robe".
"I thought you were called Quiet Robe?"

"Nah fam, my name Flat Egg"
by Iron Egg November 23, 2021
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A person whose personality resembles a hard boiled egg that has been peeled and then squished.
"Ugh that girl has no personality!"
"Yeah, she's a real flat egg."
by CToso69 April 25, 2016
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