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1.
A sympton that occurs in males, often after having mass amounts of sexual intercourse. The male counterpart can not conceal his erection, therefore having a perma-bone.
Oh man, I went and visited the in-laws last night, and they wouldn't stop checking out my perma-bone
by Count Mortimer August 06, 2003
 
2.
A weiney so big that it generates a noticable ammount of gravity
That silly clown has a massive permabone!!!!!!!
by DoC Ock August 08, 2003