1. roshambo - Noun
2. roshambo - Verb
roshambo (plural roshambos)
(games) Synonym of rock paper scissors
roshambo (third-person singular simple present roshambos, present participle roshamboing, simple past and past participle roshamboed)
To play a game of roshambo in order to decide a point of contention.
I'll roshambo you for it.