The noun itch has 3 senses (no senses from tagged texts)
1. scabies, itch -- (a contagious skin infection caused by the itch mite; characterized by persistent itching and skin irritation; "he has a bad case of the itch")
2. urge, itch -- (a strong restless desire; "why this urge to travel?")
3. itch, itchiness, itching -- (an irritating cutaneous sensation that produces a desire to scratch)
Overview of verb itch
The verb itch has 3 senses (first 2 from tagged texts)
1. (3) rub, scratch, itch -- (scrape or rub as if to relieve itching; "Don't scratch your insect bites!")
2. (1) itch -- (have or perceive an itch; "I'm itching--the air is so dry!")
3. itch, spoil -- (have a strong desire or urge to do something; "She is itching to start the project"; "He is spoiling for a fight")