n., pl., -ros, also -ros.
A beginner in learning something.
[Medieval Latin tȳrō, squire, variant of Latin tīrō, recruit.]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
