assumist

assumist: someone who is continually making assumptions and doesn't know the full facts.
Person A: I was standing next to a chinese lady in the queue.
Person B: Oh you were eating chinese takeaway for lunch were you?
Person A: No, I was having a chicken wrap. Your such an assumist, chinese people don't always eat chinese food!
by YoudLoveToKnow September 24, 2018
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