The phrase "gives glad hand" is a colloquial way of saying that someone is friendly and welcoming. When looking for antonyms for this phrase, words that express unfriendliness or indifference come to mind. Examples of such words are aloof, cold, standoffish, distant, or unsociable. These antonyms express the opposite of what "gives glad hand" means, conveying a sense of being unwelcoming or distant. Another set of antonyms could include words that describe actions or behaviors that are hostile or rude, such as snubbing, ignoring, or dismissing. In summary, antonyms for "gives glad hand" could be cold, distant, or unfriendly behaviors that do not welcome or engage others.