Headlinese

Headlinese is an abbreviated writing style used in newspaper headlines. Because space is limited, headlines are written in a compressed telegraphic style, using special syntactic conventions, including:

Some periodicals have their own distinctive headline styles, such Variety and its entertainment-jargon headlines, most famously "Sticks Nix Hick Pix".

To save space, headlines often use extremely short words (many of which are not in common use otherwise) in unusual or idiosyncratic ways:

Many verbs can be converted into nouns, e.g. "rap" could be understood as either "criticize" or "criticism" depending on context.

...
Wikipedia