Definitions

1. noun

A person who uses logical fallacies or false reasoning in argumentation, often in a way that is deceitful or manipulative.

“The logicaster tried to convince his opponents with a series of flawed arguments, but they saw through his tactics.”

2. noun

A person who engages in fallacious reasoning, often as a deliberate tactic to deceive or manipulate others.

“The politician was accused of being a logicaster, using his charm and words to deceive the public.”