Luffy always begins his attacks by saying "Gum-Gum..." and finish with an attack-specific word, such as Gatling or Yari. The majority of them are named after guns and various other firearms. This naming pattern originates from the claim that Luffy made to Shanks that his fist is as strong as pistol fire. Other known attacks were named after various other aspects such as physical objects to mental stupidity.
- Gum-Gum Pistol: This is Luffy's signature attack; he stretches his arm back then throws a devastating punch. In other words, it is a standard straight punch, augmented with stretching. This attack can be used from short to long range. Luffy would typically increase the striking reach of fist by 'charging up' by means of first repeatedly swinging his un-stretched punching arm around before using the spinning force to both stretch his arm to its limits, and to maximize the hitting power.
- Gum-Gum Bullet: