mental athlete

A person who is devoted to intellectual pursuits and studies.

Since he's a mental athlete, he should be good on the TV game show Jeopardy.

by Not a Philistine October 9, 2016

Mental Horsepower

Mental horsepower refers to intelligence in the purest sense of cognitive ability and memory.
Those with high MH have the ability to learn math and science easily and trivially.

mental horsepower

by mathistheonlytruth February 2, 2017

Mentalthelioma

When someone you know is mentally unstable while at the same time getting everyone fucking sick.

Bennett has Mentalthelioma, he won't leave even after coughing up blood. I think he's mentally unstable.

by AmericanPiggy January 4, 2018

mental hiccup

basically a brain fart

I was trying to explain my work but could't because I had a mental hiccup

by pedocycle November 28, 2018

Mentahl Eillness Luv

How Brittish people say mental illness.

Brittish Person A: Oi mate wot's wrong wiv 'er?
Brittish Person B: Oi fink she's got mentahl eillness luv.

by Stubby Little Funny Man December 4, 2019

mental boner

it’s like a regular boner but for your brain and is mostly revolves around a quality that you admire in someone.

The fact that she fills my mind with ideas gives me a mental boner.

by YuOfTheNight January 8, 2020

mentally mushy

when someone someone is extremely mentally retarded and there's no other way to describe them.

Aight mate! I'm not high just mentally mushy..

by gabune2005 January 23, 2020