From the Super Mario Wiki
A Whirlwind
“Whirlwind Warning - If you have faith in your spin, step into the wind.”
Sign, Mario & Luigi: Superstar Saga

A Whirlwind is an object that Mario and Luigi can use in Mario & Luigi: Superstar Saga. If Mario and Luigi Spin Jump towards the Whirlwind, they will be sucked into the Whirlwind. While inside, they can be launched farther than they could normally go. It also reappeared in Mario & Luigi: Partners in Time and Mario & Luigi: Bowser's Inside Story, where they served the same function.

Names in other languages[edit]

Language Name Meaning
French Tornade Tornado