Ondeados literally means "wavy" or "rippled." It's an interesting word because it's not commonly used in everyday conversation or typical song lyrics.
In the context of this song, "Y así suenan los ondeados, mami" (And that's how the wavy ones sound, mami), it's likely a slang term referring to the unique, flowing, and perhaps even 'wavy' or 'smooth' sound of their music or their particular style. It adds a layer of street credibility and uniqueness to their sound.
Calle 24 and EDDY bring us a song that's all about intense, passionate love, the kind that makes you want to throw caution to the wind! The lyrics describe a desire to make love until they're