Daily Chinese Idiom Guessing Game
To rub one's fists and wipe one's palms, indicating eagerness to start a task or fight.
形容战斗或劳动之前，人们精神振奋，跃跃欲试的样子。
元·康进之《李逵负荆》第二折俺可也摩拳擦掌，行行里按不住莽撞心头气。”
The team was rubbing their fists and wiping their palms before the championship game.