What is the meaning of Numb?

Physically unable to feel, not having the power of sensation.

Emotionally unable to feel or respond in a normal way.

Dumb or stupid.

Causing numbness.

To cause to become numb (physically or emotionally).

To cause (a feeling) to be less intense.

To cause (the mind, faculties, etc.) to be less acute.

To become numb (especially physically).

Source: wiktionary.org