ferrimunt's definitions
When a pervert or deviant abuses a large-mouthed fish for sexual gratification, filling it with a substance resembling mornay sauce. An act of grievous fish-abuse.
Did you see that freak out the back of the supermarket? He had his pants around his ankles giving that mackerel a tuna surprise!
by ferrimunt April 7, 2009
Get the tuna surprisemug.