The phrase "head in the clouds" usually suggests a person who is dreamy, unrealistic, or impractical. Antonyms for this phrase might include "down-to-earth," "realistic," or "pragmatic." Someone who is down-to-earth often has a practical, level-headed approach to life. They are grounded in reality, rather than lost in daydreams. Similarly, a realistic person tends to assess situations objectively, without overestimating or underestimating the potential outcomes. Finally, someone who is pragmatic focuses on finding practical solutions to problems, rather than getting lost in abstract or theoretical considerations. Overall, these antonyms suggest a more practical and level-headed approach to life.