The phrase "more out to lunch" means someone who is not completely present or focused on the task at hand. To find antonyms for this phrase, we need to look for words that represent the opposite meaning. Such words could be "attentive," "alert," "vigilant," "awake," or "aware." These words describe someone who is fully engaged and focused on the task at hand, and who is not easily distracted or absent-minded. When someone is "more out to lunch," they may be forgetful, distracted, or disorganized, and they may not be paying attention to important details. By contrast, someone who is attentive and alert is more likely to succeed in their endeavors and achieve their goals.