A list of a newspaper or other periodical's main staff, contributing writers, publisher, circulation, advertising rates etc.
The top of a mast.
The title (normally in a large and distinctive font) of a newspaper or other periodical at the top of the front page; (by extension) the publication itself or the rights to it.
The logo of a broadcaster used in an ident.
To send to the masthead as a punishment.
To furnish (a newspaper) with a masthead.
The act of publishing printed or other matter.
An issue of printed or other matter, offered for sale or distribution.
The communication of information to the general public etc.