Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Not efficient, as.
  • adjective Lacking the ability or skill to perform effectively; incompetent.
  • adjective Not producing the intended result; ineffective.
  • adjective Wasteful of time, energy, or materials.

from The Century Dictionary.

  • Not efficient; not producing or not capable of producing the desired effect; incapable; incompetent; inadequate: as, inefficient measures; an inefficient police.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Not efficient; not producing the effect intended or desired, or achieiving the effect by unnnecessary and excessive expenditure of resources; inefficacious.
  • adjective Incapable of, or indisposed to, effective action; habitually slack or remiss; effecting little or nothing

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Not efficient; not producing the effect intended or desired; inefficacious; as, inefficient means or measures.
  • adjective Incapable of, or indisposed to, effective action; habitually slack or remiss; effecting little or nothing; as, inefficient workers; an inefficient administrator.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective lacking the ability or skill to perform effectively; inadequate
  • adjective not producing desired results; wasteful

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

in- +‎ efficient

Examples

  • Cameron attacked Labour's record, blaming Brown for what he described as inefficient and chaotic public services.

    MercoPress

  • SHARIF ABDEL KOUDDOUS: Well, on Monday, former US president Bill Clinton fired back and railed against what he called inefficient spending of AIDS funds and said many countries are misspending foreign aid.

    Democracy Now!

  • Amiridis and other school officials, wary of potential opposition from political leaders who have already criticized colleges and universities for what they describe as inefficient and duplicative growth, stress that the Greenville medical program will not be a "new" medical school.

    TheState.com: Homepage

  • SHARIF ABDEL KOUDDOUS: Well, on Monday, former US president Bill Clinton fired back and railed against what he called inefficient spending of AIDS funds and said many countries are misspending foreign aid.

    Democracy Now!

  • SHARIF ABDEL KOUDDOUS: Well, on Monday, former US president Bill Clinton fired back and railed against what he called inefficient spending of AIDS funds and said many countries are misspending foreign aid.

    Democracy Now!

  • SHARIF ABDEL KOUDDOUS: Well, on Monday, former US president Bill Clinton fired back and railed against what he called inefficient spending of AIDS funds and said many countries are misspending foreign aid.

    Pacific Free Press - Hard Truths for Hard Times - Progressive opinion, dissident news

  • Cameron attacked Labour's record, blaming Brown for what he described as inefficient and chaotic public services.

    Stuff.co.nz - Stuff

  • A report released in June slammed failures in Australia's quarantine systems which it described as inefficient, underfunded and lacking diligence.

    Latest News - Yahoo!7 News

  • A report released in June slammed failures in Australia's quarantine systems, which it described as inefficient, underfunded and lacking diligence.

    Latest News - Yahoo!7 News

  • This is, at its very essence, not fair to those who are involved in 'inefficient' industries.

    That Broon meme

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