Any sort of issues related to and/or involving semen. This can include cum in the face/hair, the inability to cum, cumming too fast, or the ever-dreaded cum in the pants.
"So we were hooking up last night, and he came in his pants." That's a real cumundrum!
When you have the means to do something but still can’t do it. A dodo bird has wings but could not fly. Some would also describe this as not understanding why you can’t achieve a particular goal.
Giuseppe: I have done all the homework and been listening in class and gone to tutoring but i still can’t seem to pass the class
Amy: Wow it sounds like you’re facing the dodo’s conundrum