Delatas comes from the verb delatar, which usually means "to snitch on" or "to report" someone, like revealing a secret to the authorities. It often has a negative feel.
However, in this song, David Bisbal uses it in a clever, romantic way. When he sings "Tú me delatas" (You give me away), he means his love is so obvious that her presence alone reveals his feelings to everyone, as if she's exposing his secret crush.
Have you ever fallen in love so fast that it completely turned your world upside down? That's the feeling David Bisbal captures in his upbeat song, Tú Me Delatas. The singer tells the story of a man who was always running away from love until someone magical and unexpected appeared out of nowhere. She is described as a dream, with 'butterflies in her hair' and 'levitating above the ground,' and she inspires him to go on a spontaneous journey into love, no tickets or luggage needed!
The main idea is in the title, Tú Me Delatas, which means 'You Give Me Away.' His feelings are so strong that he can't hide them; his love is an open secret for everyone to see! He openly declares his passion, singing about wanting her kisses and dreaming of taking her to his home in Andalusia, Spain. This person has a powerful 'chemical effect' on him, making him lose all his shyness. The song is a fun, energetic, and passionate declaration of surrendering completely to love at first sight.