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when someone, specifically a 10 or 11 year old boy get a screaming hard boner from any normal activity that makes him excited
Bill: Yo man that kid needs to chill.
Chuck: Yeah he's got a power boner from doing karate
by big420 December 24, 2009
Inappropriate arousal from gaining political or professional power.
Nick Clegg of the Liberal Democrat Party in the UK joining in a coalition government with his moral enemy because he was blinded by his massive power boner.
by domsydavey May 12, 2010