There are numerous antonyms for the phrase "hadst meet." The word "hadst" is an archaic second person singular form of the verb "have," which means to possess or own. On the other hand, "meet" refers to coming across someone or something in a particular manner or circumstance. Some antonyms of hadst meet include avoid, disregard, overlook, ignore, neglect, dismiss, overlook, and snub. To avoid or disregard something would mean to intentionally stay away from or ignore it altogether. Similarly, to neglect or overlook something would mean to overlook it or not pay attention to it. The antonyms of "hadst meet" depend on the context in which the phrase is used.