EMCEE

noun

1. A rapper.
2. Initialism of main colour.
3. Initialism of matching colour.

noun

1. A medical facility, such as a hospital, especially one for the treatment and diagnosis of outpatients.
2. (by extension) A hospital session to diagnose or treat patients.
3. A school, or a session of a school or class, in which medicine or surgery is taught by the examination and treatment of patients in the presence of the pupils.

verb

1. To act as the master of ceremonies (for).
2. To rap as part of a hip-hop performance.