The act of beating a fish for so long (like beating your meat) it becomes all flabby, therefore FLAB THAT FISH!!
by Kiwi3839 January 5, 2020
Get the Flab That Fishmug. by Mario-kun May 12, 2025
Get the Fish n shitmug. 
When a male has neglected throughly cleaning his penis for a good couple or three weeks leaving a fishy stench around the head of the chode. Though not a recognised medical condition , yet, many suffer from the disease. Tang is reminiscent of but is not limited to the following fishes; Cod, Haddock, Mackerel, Tuna, Salmon, Sardine, trout, red mullet etc. Common amongst both lazy people and top swordsmen in middle England, Scotland, N Ireland and Wales.
"Listen kid, I was sat stroking my schlong in the living room last night and man my cocky-fish Itus was playing up something nasty. My nan walked in and asked if someone had been cooking fish!"
by Mr R. ZOLE July 6, 2021
Get the Cocky-Fish Itusmug. 
Weasel like sea creature, has fingers to tame any she lion and a tongue to send grannies the wrong way to hell
by unknown147 May 30, 2015
Get the trilliii the fishmug. by Spitfisher May 3, 2018
Get the spit fishmug.