goomazy gack

1. Name given to something intricate with a lot of moving parts

2. something small and detailed with idea how to use or install it

3. anything with a name you cant remember

what am i supposed to do with this goomazy gack!

(father and son working on car)

Father: you need to replace the spark plug wire!
Son: i see where its connected to the spark plug , but i cant find the other end!
Father: it runs back there and is connected to the goomazy gack!