look up any word, like fluffer:
 
1.
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
 
2.
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