n.
A person regarded as weak-willed or timid.
[Yiddish nebekh, poor, unfortunate, of Slavic origin.]
nebbishy neb'bish·y adj.
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.