1. Careless and irresponsible: "political prestidigitation designed to distract public attention from his feckless flouting of basic ethical principles" (Doug Ireland).
2. Feeble or ineffective: "Pickering's life was routinely threatened, and one feckless attempt had already been made to kidnap or kill him" (Garry Wills).
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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