porumpopo Share definition Flag A vagina that has had little use, meaning that it is too slim to fit any object. (ex: a banana, a cell phone, or a penis) dayummm! when i f***** that girl last night, she had such a tight porumpopo! it felt so good!! porumpopo by billy45678910 February 20, 2011 0 0 Get merch Get the porumpopo mug. Buy Now — $32.95 See more merch