Similar to a Soggy Sack although with an enhanced fish aroma, likely due to the lack of personal hygiene from a recent sexual partner.
Tony was moaning this morning that he had a Fishy Sack. I told him not to fuck that fat slag because you could tell she had a Fish Pouch a mile away! Chuff like a Wizards sleeve, he said.
by Grifty May 20, 2011
Get the Fishy Sackmug.