red herring is a noun meaning "any diversion intended to distract attention from the main issue". It carries 3 recorded senses.
any diversion intended to distract attention from the main issue
a dried and smoked herring having a reddish color
a first draft of a prospectus; must be clearly marked to indicate that parts may be changed in the final prospectus
“because some portions of the cover page are printed in red ink a preliminary prospectus is sometimes called a red herring”
Definitions, synonyms and semantic relations for red herring come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.