My understanding of
modprobe is that it is a command to load kernel modules.
Based on this, I'm wondering what the meaning of word probe is in general English?
probe is from the Latin probare, which means "to test, to examine". It is used to mean an inquiry, or thorough examination, probing tends to imply getting inside something to reveal what is hidden, the truth.
A probe, as an object, is a device used to look within something else, to see what is veiled in some respect.
In the case of