eff

eff

[ef] Slang.
verb (used without object), verb (used with object), interjection
1.
fuck: Stop effing around and get to work! Eff you, you lout!
noun
2.
the word “fuck”; the f-word: peppering his speech with superfluous and highly offensive effs.
Verb phrases
3.
eff off, Go away!: Eff off and die, you piece of Martian scum!

Origin:
1940–45; euphemism for fuck, with eff as spelled form of the name of the initial letter

Dictionary.com Unabridged

eff.

1.
efficient, efficiency.
2.
effective, effectiveness.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
eff (ɛf)
 
vb
1.  euphemism for fuck : eff off
2.  slang eff and blind to use obscene language
 
'effing
 
n, —adj, —adv

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

eff
1943, euphemism for fuck, representing the sound of its first letter. Related: Effing.
Online Etymology Dictionary, © 2010 Douglas Harper
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FOLDOC
Computing Dictionary

EFF definition


Electronic Frontier Foundation

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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American Heritage
Abbreviations & Acronyms
EFF
  1. Electronic Frontier Foundation

  2. [National Weather Service] Experimental Forecast Facility

eff.
  1. effective

  2. efficiency

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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