Saggy Penis Share definition Flag Where the bottom of a mans cock swells up and then saggs Down for about 4 days meaning he can't get laid in this time. John had a saggy penis after running 800 metres. Saggy Penis by The Fucker 69 October 11, 2016 0 0 Get merch Get the Saggy Penis mug. Buy Now — $32.95 See more merch