Noun.1.) A person who has excessive wealth and behaves in the fassion of a 19th century British industrialist , speaking with the same accent etc. Monocles care not for the welfare of others, only their own material wealth and generosity is to them a waste of precious money. Generally, 'Monocle' doesn't refer to someone who has earned their position, it refers to someone who was either born rich, or procured their wealth via minimum work, such as by collecting rent. A adjective is often used to describe people who are Monocles, this adjective is 'wymsical'.2.) A lense that only covers one eye, used by the rich in the 19th century.