An inquisitive or nosy person.
1960s; earliest use found in The Spectator. From the name of Prodnose, a pedantic and interfering character (representative of the general public as a whole) in the humorous ‘Beachcomber’ columns of J.B. Morton, apparently from prod + nose.
To pry; to be inquisitive.
1950s; earliest use found in Dylan Thomas (1914–1953), poet. From the name of Prodnose.