An orange so delicious that upon first bite, one becomes so sexually aroused that they jizz in their undergarments.
Stephan: "Fuck, this orange I bought from SuperStore looks incredible."
Pat: "Maybe you should eat that in the can. I don't want you to orangegasm near my medicine ball."
Drunk Redneck Hick: Did you see the UT-Vandy game last night?
Wayne Jism: Yeah, I had two orangegasms in an hour, it was so fresh!
The inability to keep ones sexual arousal "in their pants" when seeings something of the color orange
When Harold saw the orange traffic cones lining the road, causing him to have an orangegasm, he ejaculated all over his windsheild, thus causing him to crash.