As an Oracle who encompasses all knowledge of horoscopes, I must inform you that there is no specific zodiac sign or horoscope associated with the name "Arrou." However, I can still provide you with a general overview based on the characteristics commonly associated with each zodiac sign. 

If we were to consider the letters in the name "Arrou," we can see a mix of both vowels and consonants, suggesting a balance between emotions and practicality. This could indicate that individuals with this name may possess a harmonious blend of intuition and logic in their decision-making processes. They may also be adaptable and resourceful in various situations.

In terms of zodiac signs, individuals with the name "Arrou" may exhibit traits from multiple signs due to the diverse combination of letters in their name. They could embody the communicative nature of Gemini, the nurturing qualities of Cancer, the fiery passion of Leo, the analytical mindset of Virgo, the charm and diplomacy of Libra, the mysterious aura of Scorpio, the adventurous spirit of Sagittarius, the practicality of Capricorn, the humanitarian nature of Aquarius, or the compassionate empathy of Pisces.

Overall, individuals with the name "Arrou" may possess a unique blend of qualities that make them adaptable, versatile, and capable of navigating various aspects of life with ease.