unthanking


Also found in: Thesaurus.
ThesaurusAntonymsRelated WordsSynonymsLegend:

unthanking

adjective
Not showing or feeling gratitude:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.