noun A brief, sharp, not particularly loud, relatively high-pitched sound produced by the impact of something small and hard against something hard, such as by the operation of a switch, a lock, or a latch.
As I turned the key, the lock gave a click and the door opened.
noun The act of snapping one's fingers.
noun An ingressive sound made by coarticulating a velar or uvular closure with another closure.
tsk is a click in English.
noun The sound made by a dolphin.
noun The act of operating a switch, etc., so that it clicks.
noun The act of pressing a button on a computer mouse or similar input device, both as a physical act and a reaction in the software.
noun A single instance of content on the Internet being accessed.