According to Urban Dictionary, the phrase Snowflake is actually coming from Nazi Germany when people were burned, and their ashes would look like snowflakes.
This is the definition of a snowflake from Urban Dictionary.
Referring to someone, usually the Alt-Right, Yiannopoulos, And Nazi
Sympathizers (A.K.A. ARYANS), whose immense white fragility causes a meltdown when confronted with the most minute deviation from orthodox White Supremacy. They often cry bloody murder when expected to give the most modest expression of basic human
This is all a continuation of how Snowflake historically refers to people who are against the abolition of slavery.
The ARYANS have attempted to hijack this term to use against progressives and those opposing Fascism. It failed ultimately because nobody was foolish enough to believe anti-Fascist resisters to be, by any stretch of the imagination, comparable to the snowflakes of the Aryans and their Cheeto-dusted Fuhrer.
We as liberals, progressives, and decent human beings don’t think we are special, we know we are.
We are unique people that will never allow you to burn our remains like they did in Germany.
We will never freely hand over our rights to live as we choose.
We do not have a heart full of hate and a conscious full of lies.
So save your name calling Trump Supporters when it comes to it we are on the right side of history, you scum bags.