What is "whitings"

Usage examples of "whitings".

Presumably the man has need of milk and vegetables and joints of meat and occasional whitings just like everybody else, but none of the people who make it their business to supply these things seem to have acquired any information.

Presumably the man has milk and vegetables and joints of meat and occasional whitings just like everybody else, but none of the people who make it their business to supply these things seem to have acquired any information.