1. (v. i.) To have an uneasy sensation in the skin, which inclines the person to scratch the part affected.

2. (v. i.) To have a constant desire or teasing uneasiness; to long for; as, itching ears.

3. (n.) An eruption of small, isolated, acuminated vesicles, produced by the entrance of a parasitic mite (the Sarcoptes scabei), and attended with itching. It is transmissible by contact.

4. (n.) Any itching eruption.

5. (n.) A sensation in the skin occasioned (or resembling that occasioned) by the itch eruption; -- called also scabies, psora, etc.

6. (n.) A constant irritating desire.