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1.
The result of a spending spree or going out with friends (usually involving alcohol) where you use your debit or credit card without regard to the final bill or tab.

The result of a Splurge.
Friend 1: Hey how was the bar last night?

Friend 2: It got a little out of control, I don't really remember what happened. This morning I check my bank account and when i saw the tab that i paid, I almost fell off my chair.

Friend 1: You are suffering from Online Banking Shock.
by TMBTenor December 29, 2010