Fist pump is a popular gesture used to express excitement, enthusiasm, and triumph. However, there are many synonyms for fist pump that can be used in different contexts. Some of the synonyms include high five, celebrating, hooray, whoop, raising the roof, and clenching the fist. These words can denote a sense of accomplishment or achievement and are often used in sports, music concerts, and other celebratory events. Sometimes, people also use variations of the fist pump, such as the double fist pump, to express even greater elation. Whatever the synonym used, the underlying emotion remains the same - sheer joy and exhilaration!