To suffer an uncontrollable erection that tears through one's pantaloons. Only a select few suffer from this condition, which occurs each year by the light of the hunter's moon.
Though he maywalk amongst us as a normal man, come the autumnal equinox he will summon the bone dragon, thereby revealing himself.
1) A member of the douche bag family that generally lacks social skills. Spends most nights concocting roofie cocktails and masturbating into their popped collars.