Top Definition
An act of revenge undertaken by defecating on the keyboard of the transgressor's laptop, followed by closing the device.
He stole my iPod, so I shut his laptop after taking a shit on the keyboard. I call it "Logging On."
by Doug_Cohen March 29, 2011
1 more definition
Bringing your phone in the bathroom to facebook while you poop.
Tim: Where's Patrick?

Jim: He's in the bathroom logging on.
by Kukes June 22, 2012

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