Definition, Meaning & Synonyms

to-do-something-behind-someones-back

idiom
tə du ˈsʌmθɪŋ bɪˈhaɪnd ˈsəʊmˌwʌnz bæk
Definition
To do something secretly or without someone’s knowledge, often implying deceit or betrayal.
Examples
  • She made plans to celebrate his birthday, doing everything behind his back to keep it a surprise.
  • He was upset to find out his colleague had been working behind his back to take credit for his ideas.
  • Doing something behind someone’s back can often damage trust in a relationship.
Meaning
This phrase refers to actions taken without the consent or awareness of a person, typically leading to a sense of dishonesty or untrustworthiness.
Synonyms
  • secretly
  • underhandedly
  • behind closed doors
  • covertly