Freestyle nunchaku refers to the use of the nunchaku weapon (used in martial arts and popularised by Bruce Lee and other martial artists) in a more visually stunning, rather than combative way. Nunchaku-do competitions are now held where marks are awarded based upon visual display rather than predefined kata. There is a community of freestyle practitioners from around the world who, through collective experimentation and exploration, have compiled a comprehensive breakdown of freestyle and its parts.

Freestyle is one of the disciplines of Nunchaku-Do (a sport based upon nunchaku combat freestyle and kata organized by the North American Nunchaku Association and the World nunchaku organization) freestyle routines are judged on the following criteria.

The general interest in freestyle nunchaku has, concurrently with the increasing possibilities of sharing skills and techniques that online video sharing communities such provide, expanded to the point where a freestyle nunchaku movement autonomous from the World Nunchaku Organization has formed.