maximist
/mækˈsɪmɪst/Definitions
1. noun
A person who believes in or advocates for the maxim that the end justifies the means.
“The politician was accused of being a maximist by her opponents, who felt that her actions were morally questionable.”
2. noun
A person who adheres to the maxim ‘De minimis non curat lex’ (the law does not concern itself with trifles).
“The lawyer was a maximist who believed that small infractions should not be prosecuted.”