Dictionary definition · numb
verb
- make numb or insensitive"The shock numbed her senses"
adjective
- lacking sensation"my foot is asleep"
- (followed by ‘to’) not showing human feeling or sensitivity; unresponsive"passersby were dead to our plea for help"
- so frightened as to be unable to move; stunned or paralyzed with terror; petrified"too numb with fear to move"
Source: Open English WordNet (CC BY 4.0).