When your woman menstruates onto another surface, such as a towel, and then you cum on that surface afterwords.
She got tired, so we finished by having fish sex.
by Reel July 04, 2013
1 more definition
a man that has sex with a grenade that smells like fissh
dammnnn she smells like fisshh, i swore i smelt the ocean, dayyuummm she smelt like cheese... fish sex
by fbgnkhfgffv August 03, 2011