button mash noun 1verb 1forms 3 noun1 •A firm depression of a button on a control device, as in computer gaming. verb1 •To rapidly and haphazardly depress the buttons on a controller; to game without skill.Ronnie kept his eyes on the screen as his fingers button mashed the controls, but said he wasn't surprised. — 2017 formsbutton mashed · button mashing · button mashes