As a symbol mike
is the letter m in the icao spelling alphabet.
As a noun click is
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, or a finger pressed against the thumb and then released to strike the hand or
click can be or
click can be a detent, pawl, or ratchet, such as that which catches the cogs of a ratchet wheel to prevent backward motion or
click can be (
us).
As a verb click is
to cause to make a click; to operate (a switch, etc) so that it makes a click or
click can be (obsolete) to snatch or
click can be (
us).
As an interjection click is
the sound of a click.