Much like a woman's biological clock concept; your geekological clock is a figurative concept of when you've gone far too long without owning something that your geek self deems imperative, & thus you obsess over until you have it - having "gone off" or is "ticking".
1. "My geekological clock is ticking cause i STILL don't have the new Zelda game!"
2. "My geekological clock went off, I have to go out and get this figure RIGHT NOW!"
When your girl sticks razor blades in her pussy and you fuck her to achieve an improvised circumcision, whilst also putting the both of you in critical condition