A function key is a key on a computer or terminal keyboard which can be programmed so as to cause an operating system command interpreter or application program to perform certain actions, a form of soft key. On some keyboards/computers, function keys may have default actions, accessible on power-on.
Surge definition, a strong, wavelike, forward movement, rush, or sweep: the onward surge of an angry mob. See more.
Spur Meaning and Definition. ( 1 n.) The track of an animal, as an otter; a spoor. ( 2 n.) A branch of a vein. ( 3 n.) A wall that crosses a part of a rampart and joins to an inner wall. ( 4 n.) A sparrow. ( 5 n.) One of the large or principal roots of a tree.