1 definition by NO-

Mathilda is a "normal" girl. At least she looks like it. She doesnt have much fashion sense but makes up for it with personality. She is weird and proud of everything she does.
She is a rational and responsible wich makes her "the mom of the group".
She is likely to have many catch phrases and be really intense but annoying at times.

! WHAT EVER YOU DO DPNT COME FOR HER OR SHE WILL KILL YOU !
A Mathilda is defined as:
They made that joke days ago and still laughs at it. What a Mathilda.
by NO- April 3, 2021
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