What is the origin of 'sleep tight'?
Read moreOne of the mysteries of the English language finally explained.
Any of a number of marine fishes that typically have dark spots and a dorsal fin extending the length of the body.
a scaleless Australian fish that has a deep head and tapers towards the tail (family Pataecidae: several genera).
a fish of the North Pacific (Zaprora silenus, the only member of the family Zaproridae).