A term used to describe Homosexual Sexual Intercourse. (works for both genders).
"Did you see that movie Alexander? They were Doing the Greek the whole freaking movie!"

"Hey...where did John and Jack go?"
"They're upstairs Doing the Greek."
"Oh. They're gay?"
"Yeah...you didn't know that?"
"I do now, oh well, good to know I suppose."
by Andrew Ezekiel Michael French December 5, 2007
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