looker

noun4

1. •
   One that looks or is actively looking; a watcher; an observer.
2. •
   One having a specific look or appearance.
3. •
   (slang) Someone or something who is remarkably good-looking.

   • Wow, your new man is much more of a looker than your last one!
4. •
   A person who pretends to be interested in purchasing something but has no intention of doing so.

   • A good real estate agent will screen and separate potential buyers from lookers at the door […] — 2007