•push-button, button, switch (small device for pressing a bell, turning on an electrical appliance, apparatus, mechanism, etc.) · cleat, stud (on a sports shoe)
button, push-button (mechanical device meant to be pressed with a finger in order to open or close an electric circuit or to activate a mechanism) · paperweight (small, decorative, somewhat weighty object placed on one or more pieces of paper to keep them from fluttering away) · button (on-screen control that can be selected as an activator of an attached function)
push-button, button (a mechanical device meant to be pressed with a finger) · snap fastener, snap, popper, press stud (pair of interlocking discs used in place of buttons to fasten clothing)