Noun - The act of extracting mucus and/or foreign bodies from the nose with a finger or other object.
(Greek, rhino "nose" + tillexis "habit of picking")
Rhinotillexis. Wikipidia http://en.wikipedia.org/wiki/Nose-picking (accessed: February 29, 2008)
Jill was disgusted by her dinner date's constant rhinotillexis. Was it as insalubrious as she thought? Perhaps there was some truth to the benefits it had on maintaining health and maybe it did boost the immune system. But, did he have to keep wiping his nose-nuggets on her plate!?
Special thanks to Ken Jennings for this word.