Top Definition
To be met by an abrupt, unexpected, and overwhelming force. It is often used with an exclamation point at the terminus of the word even when not used at the end of a sentence.
"Pardon me, dear lady, had you beheld the man that was earlier today struck by a comet?"
"My stars, it was a burgerslam! the likes of which I have never seen!"
by Turtleproof July 19, 2007

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