A conjurer is someone who performs magic tricks. They are skilled in the art of illusion and misdirection, using sleight of hand, props, and theatrical techniques to create the appearance of supernatural abilities.
Here are some other possible meanings of the term you might be looking for:
* Conjurer could be a misspelling of "conjure," which means to summon or evoke something.
* Conjester could be a made-up word or a term specific to a particular field or niche.
If you provide more context about where you encountered this term, I might be able to provide a more accurate explanation.