dead fish (plural dead fish or dead fishes) (slang) A sexual partner who lies flat and unresponsive during sex.
Likewise, people ask, are fish bones bones?
The skeleton of the fish is made of either cartilage (cartilaginous fishes) or bone (bony fishes). The fins are made up of bony fin rays and, except for the caudal fin, have no direct connection with the spine. … The ribs attach to the spine. Bones are rigid organs that form part of the endoskeleton of vertebrates.