noun ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   A (small) error or mistake; a (minor) misstep. idiomatic

   "I think she will forgive an accidental slip-up, so don’t worry too much about misspeaking."

2. 2
   a minor inadvertent mistake usually observed in speech or writing or in small accidents or memory lapses etc. wordnet

Synonyms

All synonyms

slipaberrationbarbarismbloomerblooperblunder

Example

More examples

"This seat, it's real leather, isn't it? It would be a disaster if some slip-up gets it dirtied."

Etymology

Deverbal from slip up.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.