1. Someone who is overly enthusiastic about reading manga.
2. Manganese is a chemical element in the periodic table that has the symbol Mn and atomic number 25. It is a gray-white metal, resembling iron and is quite brittle.
The fictional inhabitants of manga (hence the name) and anime, who are for some reason almost exclusively Caucasian in appearance, despite the fact that most of them must be Japanese by ancestry.
The Manganese have many abilities that other human beings do not. They can dramatically vary the size of their facial features as well as generate a massivedrop of sweat when they encounter suitable emotional stimuli.
When in solution, this particular compound gives an absolutely gorgeous pink-purple colour.
As a solid, it is black, but sparkly black!
It has therefore endeared itself to many a Chemistry A level student!
An alternative to saying "good man". This word was born from saying "good man" multiple times in quick succession, usually 3 times. It is pronounced "mang-an-ah", not "man-ghana".
It is also good practise to repeat it using an echo style effect until it becomes inaudible.
Pete: This week I scored not only with onechick but two.
Stu: Mangana! Mangana! Mangana! Mangana!
An especially violent act toward another person, but not done with or including weapons. Especially involving striking another with an uncommon part of the body (i.e. the chest/rib cage)
Did you see him Mansanas that guy? His head looked like hamburger when he was done!