a more militantly-minded version of the popular "you're about to get to know me"; instead of expressing its surface desire to become "properly introduced," this phrase is akin to the Shakespearean cry "into the breach once again dear friends" and is most likely used by an individual who wants to kick some serious tail
Guy 1: "I slept with your partner"
"Your Partner"'s partner: "You're about to find out who I am"
by Anonymous August 12, 2003
mugGet the you're about to find out who i ammug.

Who Out

Asking who is out and about with plans to sesh.
Oi Who Out
by Carrot Girl Perth August 5, 2022
mugGet the Who Outmug.
The Psychosomatic Face Structure Of An Individual Who Smacks Backs Out Here From The Outside In <The Man Who Inherited The World By Señor Sparta>
The Psychosomatic Face Structure Of An Individual Who Smacks Backs Out Here From The Outside In <The Man Who Inherited The World By Señor Sparta>
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