Arnis is a piece of stick measuring from 26 to 30 inches long at about 1 to 1.5 inches in diameter use as a means of self-defense weapon of a Jendo Filipino martial arts practitioner. Arnis sticks can be pieces of woods that can be found in the Philippines called rattan, bahi, kamagong or yakal or yantok. Jendo martial arts practitioners sometimes call
arnis as
Baot or pang-or. It is an Ilocano word which means stick or to whip.
Arnis now is popularly known as a stick-fighting sport being promoted by the
International Jendo Federation.
The Jendo Arnis stick-fighting sport was formulated by Grandmaster Jonathan "June" Makiling Abaya of Barangay Hulo, Mandaluyong City, Philippines.