- a mistake, blunder, or oversight: Several slip-ups caused a delay in the delivery of the books.
Origin of slip-up
First recorded in 1850–55; noun use of verb phrase slip up
SynonymsSee more synonyms for on Thesaurus.com
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for slip-up
Both Time and CNN reinstated Zakaria after determining the slip-up was “an isolated incident.”Can Fareed Zakaria Survive A Plagiarism Firestorm?
November 12, 2014
For the Times, which had won four Pulitzer Prizes in 2013, the Snowden slip-up was a bitter pill to swallow.Is The Guardian Holding Back The New York Times’ Snowden Stories?
October 14, 2014
Smokers, for example, who may have gone weeks without a cigarette could fall back into a habit after just one slip-up.When Is It OK to Cheat? The Pros and Cons of Cheat Days
July 14, 2014
What the slip-up teaches us about the science of rare events.The Gamma-Ray Burst That Wasn’t
Matthew R. Francis
June 1, 2014
We dont want any slip-up in the eight-oared race just because you want some fun.The Eight-Oared Victors
If, however, there is a slip-up I will be dependent on my position for a living.Baseball Joe of the Silver Stars
There was always the spectre of a slip-up, an aroused suspicion.Martyr
Alan Edward Nourse
No chance of a slip-up in your information, is there, Chief?On Secret Service
William Nelson Taft
Again blows were struck and again A inquired ferociously as to the cause of the slip-up.Pieces of Hate