itch in WordNet English dictionary

1. an irritating cutaneous sensation that produces a desire to scratch
   itch  itchiness  itching 
   
2. a strong restless desire
   "why this urge to travel?"
   urge  itch 
   
3. a contagious skin infection caused by the itch mite; characterized by persistent itching and skin irritation
   "he has a bad case of the itch"
   scabies  itch 
   

1. have a strong desire or urge to do something
   "She is itching to start the project"; "He is spoiling for a fight"
   itch  spoil 
   
2. have or perceive an itch
   "I'm itching--the air is so dry!"
   itch 
   
3. scrape or rub as if to relieve itching
   "Don't scratch your insect bites!"
   rub  scratch  itch 
   
4. cause to perceive an itch
   "his skin itched"
   itch