Definition: Rabbit is a golf side bet that gets its name from the term used to describe a pacesetter. Someone who runs out ahead of the field in a mile run, for example, is called the rabbit. They are out ahead of the pack, setting the pace.
AIDS. n. A severe immunological disorder caused by the retrovirus HIV, resulting in a defect in cell-mediated immune response that is manifested by increased susceptibility to opportunistic infections and to certain rare cancers, especially Kaposi's sarcoma.
HIV is an infection with the human immunodeficiency virus. HIV interferes with your body's ability to fight off viruses, bacteria and fungi that cause illness, and it can lead to AIDS, a chronic, life-threatening disease. When first infected with HIV, you may have no symptoms.