'Salmon Mousse' is a fish dish mixed with whipped cream or gelatin.
This Mousse is highly sort after by a french organisation which is translated to 'The Anti Fish League', this was set up after a number of cold fish dishes turned on thier consumers and tried to kill them.
'Salmon Mousse' can also be used to express how stupid you think someone is, thus comparing someone to the phrase 'thick as two shits'.
A: 'Becareful with that Salmon Mousse, we don't wnat it to kill us!'
B: 'Honestly, Craig. You're as thick as a Salmon Mousse'
An English term to describe who stupid somebody is.
This phrase was proved by an English donkey farmer who was found suffocated in a large pile of donkey stools.
One popular theory is that he was murdered by the donkey as it knowingly backed up and stood on him, causing him to choke upon a turd and die.