poser

Etymology

pose + -er

noun

1. (Britain) A particularly difficult question or puzzle.
2. Someone who asks a question or sets a problem.
   Even as a child, she was a habitual poser of difficult questions.
3. Someone who, or something which, poses; a person who sets their body in a fixed position, such as for photography or painting.
4. (derogatory, slang) A poseur; someone who affects some behaviour, style, attitude or other condition, often to impress or influence others.
   "My boyfriend, or I should say, ex-boyfriend, used to be all dark and brooding with long, black hair, but now?!" … "Um, I'm pretty sure uniforms don't work that way. I think your ex might just be a big poser." "A fact I would be blissfully unaware of if not for these damn uniforms!" 9 July 2008, Dan Shive, El Goonish Shive (webcomic), Comic for Wednesday, Jul 9, 2008