(informal) The navel.

Alternative spelling of belly button

Alternative form of hot button

Arousing intense reactions; eliciting strong emotion or controversy.

A central issue, concern or characteristic, especially one that motivates people to make a choice. / (marketing) The principal desire that a salesman needs to "hit" in order to make a sale.

Alternative form of hot-button

Which can be initiated or activated at the push of a button.

An electrical switch activated by pressing a button.

(video games) The act of repeatedly pressing random buttons on a video game controller in hopes of executing attacks and/or other various motions found in video games.

present participle of button mash