Noun - The act of masturbating so vigorously that one tears the frenulum of the penis.
Widespread among the Greek population.
'I had to get stitches in my dick because I did a symeon, and now I'm not allowed to get a boner for weeks!'
'I gave myself a symeon after watching Kick-Ass 2.'
Spanish mispronunciation of 'Bum hole'
''Luis has a nice bumol''