Either you really think we're using it in an exaggerated way, or you really don't think Trump fits the main definitions of fascism.
I'm sure you must have looked at the full entry:
1
often
Fascism : a populist political philosophy, movement, or regime (such as that of the Fascisti) that exalts nation and often race above the individual, that is associated with a centralized autocratic government headed by a dictatorial leader, and that is characterized by severe economic and social regimentation and by forcible suppression of opposition
At the core of fascism is loyalty to tribe, ethnic identity, religion, tradition, or, in a word, nation.
—Jason Stanley
There are differences between Italian Fascism, German Nazism, and their various nationalist descendants.
—Josh Jones
2
: a tendency toward or actual exercise of strong autocratic or dictatorial control
The early instances of army fascism and brutality are typical …
—Jason Watson Aldridge
Call it "soft fascism": a political system that aims to stamp out dissent and seize control of every major aspect of a country's political and social life, without needing to resort to "hard" measures like banning elections