From the Super Mario Wiki, the Mario encyclopedia
Description page

Slidebrella is one of Perry's abilities in Super Princess Peach. This move can be used on ropes and renders Princess Peach largely vulnerable to enemies, although she can jump to destroy them. Princess Peach acquires this ability in Shriek Mansion 3-1.

Names in other languages[edit]

Language Name Meaning
Japanese コンベアカッサー
Konbea Kassā
Conveyor Perry