A person that assumes anything they think is true even though it’s not. Mostly a person who always says that another person lies about everything even though they are god damn honest. The assumer can be a nuisance and makes an ASS not only out of themselves but all the people around them.
Jerry: Hey mike, you pissed in the tub!
Mike: No Jerry that was the dog you ASS-UMER!
Jerry: why did you space out assumer?
Mike: ASS-UMER means that you make an ass always assuming things that are not true.
Mike: No Jerry that was the dog you ASS-UMER!
Jerry: why did you space out assumer?
Mike: ASS-UMER means that you make an ass always assuming things that are not true.
by The guy with the orange July 11, 2018