1 definition by EnigmaAlex

The premise that when someone throws an accusation of mansplaining into an argument, they automatically lose said argument since their only counter is the gender of the speaker.
Person 1- the earth is flat
Person 2- no it isn't! There is plenty of evidence saying otherwise.
Person 1- Stop Mansplaining!
Person 2- under the terms of Leach's Law, I declare myself the winner and bid you good day.
by EnigmaAlex November 4, 2017
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