Man-Period Share definition Flag When a man has a nose bleed. This may or may not happen every month on the man-period mensterul cycle. Dan:Once i had my period and it came out my nose!(Dan had his man-period) Man-Period by Fannywagon2008 October 23, 2009 0 0 Get merch Get the Man-Period mug. Buy Now — $32.95 See more merch