1. Dance: The most common meaning is a Cuban dance with a strong, sensual rhythm. It's characterized by close partner work and a syncopated beat.
2. Music: Rumba can also refer to the musical genre associated with this dance. Rumba music is typically characterized by a fast tempo, strong percussion, and a driving rhythm.
3. Verb: Less common, but still used, is the verb "to rumba," meaning to dance the rumba.
4. Slang: In some circles, "rumba" is used as slang for a "romp" or a "fling," implying a passionate and possibly brief romantic encounter.
So, the specific meaning of "rumba" depends on how it's being used. If you're unsure, the context usually provides a clue.