- fuck: Stop effing around and get to work! Eff you, you lout!
- the word “fuck”; the f-word: peppering his speech with superfluous and highly offensive effs.
- eff off, Go away!: Eff off and die, you piece of Martian scum!
Origin of eff
1940–45; euphemism for fuck, with eff as spelled form of the name of the initial letter
- efficient, efficiency.
- effective, effectiveness.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for eff
My sister went to college all the way until she had like one or two more credits to take, and then she was just like, “Eff this.”Channing Tatum and Jonah Hill on ‘22 Jump Street,’ Penis Kissing, and Julie Andrews’s Boobs
June 10, 2014
A spreadsheet prepared by EFF shows judges dismissing 40,000 defendants from such lawsuits.Behind the Porn Piracy Crackdown
April 2, 2011
I'm doing what I love best for a few short hours—so eff Madoff right now.The Bag Lady Papers, Part IV
January 14, 2009
Then he blew into the "eff" holes; and wetting his finger he rubbed the varnish.Abe and Mawruss
An' eff he don't feel the sperit ter pray, he won't pray, an' I hev got ter surroun' the throne o' grace by myself.The Prophet of the Great Smoky Mountains
Charles Egbert Craddock
She had a little maid who attended her,—Eff she called her,—and the girl stood by to watch while Anne did my bidding.
So I got the tackle of Eff's father—rude enough it was in all conscience—and in the early afternoon I set out to the sport.
Then she stopped exhausted, smiled on Eff, who sat like a cinder-witch all the while, and smoothed the hair from her brow.
- euphemism for fuck taboo eff off
- eff and blind slang to use obscene language
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for eff
1943, euphemism for fuck, representing the sound of its first letter. Related: Effing.
Online Etymology Dictionary, © 2010 Douglas Harper