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From "Horatio", UK rhyming slang = fellatio, from Horatio Hornblower, and "Orator" = Someone who speaks perfect English and uses perfect grammar.

To give eloquent oral sex, perfect fellatio or cunnilingus.
She (He) performed oratio like you wouldn't believe!
by penismith June 10, 2007
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Jul 1 Word of the Day
sending two texts in a row without a reply inbetween.
Rachel: whats up?
Tessa: not to much! hbu?
Tessa: dude, i'm so bored.
Rachel: stop double texting me.
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