Definition 1 of 1
To exhibit outlandish behavior, especially among young, horny males on the streets. Usually, this kind of behavior is influenced by movies and the "heroes" therein.
"Why he has to walk on train windows of the ladies compartments? Only to show heroism?"
"Some heroism he should show no? Otherwise she will never look at him... "
"He has written her name in blood... with a compass. Heroism only!"
Added 2011-09-06 by GoodCumbany