the GNU version of the Collaborative International Dictionary of English
n. The quality or state of being plucky.
The Century Dictionary and Cyclopedia
n. The character of being plucky; pluck; courage.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the trait of showing courage and determination in spite of possible loss or injury
Word Usage
"Through their first 30 games, the Mets had shown a charming pluckiness in going 17-13, one that suggested they were capable of defying the presumption that they would finish in the bottom tier of their division for the second straight season."