Occurs when a man hits something with his testicles. This could be on purpose or an accident. Primarily occurs when he strikes a woman in the face with his testicles on purpose. Also a derogatory remark when used as a threat.
I'm gonna Bieber Slap you right in the face!
Owwwww! I just Bieber Slapped myself on that chair
Last night I Bieber Slapped my girl...
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to get beat down and embarassed in the worst way possible
France got Bieber slapped at the 2010 world cup.
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