One of those kids who always shits around in voice chat but doesn't own/use a microphone, often to the detriment of everyone involved.
xXl33tslayer42Xx: "Bro, we lost cause mommy and daddy wont get no mic kid a headset."
(Text chat) nomic43: "it broke i frickign swear!1"
to be fooled into thinking an acquaintance is shy/untalented at karaoke, only to have them susan boyle your ass
"man i got fucking mic cuck'd (mc'd), friken rami belted out zombies so hard that delores o'riordan would be proud"