When you're calling on discord, and someone decides to earrape the entirety of the call with their obnoxiously loud abusage of keyboard. References to the reminiscent noise produced by a click upon a typewriter.

Can be paused momentarily if one decides to comment on it.
"ADEEN, MUTE YOURSELF OR QUIT FAPPING ON YOUR TYPEWRITER KEYBOARD."
> momentary silence
"NO, I WILL BEAT YOU WITH A SLIPPER."
by PrettySick666 January 3, 2019
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