A condition which occurs mainly in men, and results in red, slightly sensitive elbows, caused by prolonged friction with a couch, while in the missionary position.
"Hey Mark, did you see Steve? He's got some nasty Missionary's Elbow."

"Yeah man, he must have had a good time with Claire last night. He's got a hickey too."

Both - "Sweet"

Mark - "Dumb-ass wore a T-shirt though"
by bullernub January 2, 2011
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