an act in which your arm sticks straight out, thus making your elbow un-flaccid: an elbow boner, short for elboner. Similar to a kneerection, which incorporates your leg.
"Oh, look, Will has an elboner again, and all the girls can see it."
The tingly feeling you get in your arm when someone rubs or has sex with your elbow skin; otherwise known as a wnis job. It is a very pleasurable feeling. To get an elboner is a very special and spritual thing.
Megan: I just gave Kim a wenis job.
Sam: I bet you gave her an elboner!
Kim: Yes, I did get an elboner.