I'm not ignoring your posting, cruzlopes, I have just never heard anything like that expression. The closest I can come to it is 'the ghost in the machine'.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
It is a reference to a fairy tale called The Wolf and the Seven Kids.
The goat who hid in the tall grandfather clock was the only one not eaten by the wolf!
Just guessing now, but I think "a goat in the clock" would mean "a person who is always lucky", "a person who always gets by, is always saved, even in dangerous times", or something quite similar.
Could you pl