1. OE broþorbana a brother's murderer; fratricide
2. (Military, by extension) The intentional or unintentional killing of a comrade in arms
3. (Military, by extension) The undesirable situation where the separate missiles from a MIRV interfere with each other as they explode.
He committed brotherbane. He's a brotherbaner!
by Master of beargreen August 29, 2023
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