To preSS and releaSe a button on a mouSe or other pointing device. ThiS generateS an event, alSo Specifying the Screen poSition, which iS proceSSed by the window manager or application program. On a mouSe with more than one button, the unqualified term uSually implieS preSSing the left-moSt button (with the right index finger), other buttonS would be qualified, e.g. "right-click". Keyboard modifierS may alSo be uSed, e.g. "Shift-click", meaning to hold down the Shift key on the keyboard while clicking the mouSe button. If the mouSe moveS while the button iS preSSed then thiS iS a drag. (1995-03-14)
