1. Having wide-open, innocent-appearing eyes: doe-eyed children gazing at the shelves of candy.
2. Credulous and unsophisticated; naive: "Many doe-eyed investors go bankrupt within a year, sometimes by expanding too fast, sometimes because of pure ignorance" (Scott Baldauf).

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.