1. : to scrape or dig with the claws or nails. 2. : to rub and tear or mark the surface of with something sharp or jagged. 3. a. : to scrape or rub lightly (as to relieve itching) b. : to act on (a desire) used with itch. scratch the itch to travel. 4. : to scrape together : collect with difficulty or by effort. scratch out a living. 5. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.