[ fruhs-treyt ]
See synonyms for: frustratefrustratedfrustrating on

verb (used with object),frus·trat·ed, frus·trat·ing.
  1. to make (plans, efforts, etc.) worthless or of no avail; defeat; nullify: The student's indifference frustrated the teacher's efforts to help him.

  2. to disappoint or thwart (a person): a talented woman whom life had frustrated.

verb (used without object),frus·trat·ed, frus·trat·ing.
  1. to become frustrated: His trouble is that he frustrates much too easily.

  1. Obsolete. frustrated.

Origin of frustrate

First recorded in 1400–50; late Middle English, from Latin frustrātus, past participle of frustrārī, verbal derivative of frustrā “in vain”

synonym study For frustrate

1. See thwart.

Other words for frustrate

Other words from frustrate

  • frus·trat·er, noun
  • frus·trat·ing·ly, adverb
  • frus·tra·tive [fruhs-trey-tiv, -truh-], /ˈfrʌs treɪ tɪv, -trə-/, adjective
  • re·frus·trate, verb (used with object), re·frus·trat·ed, re·frus·trat·ing. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use frustrate in a sentence

British Dictionary definitions for frustrate


/ (frʌˈstreɪt) /

  1. to hinder or prevent (the efforts, plans, or desires) of; thwart

  2. to upset, agitate, or tire: her constant complaints began to frustrate him

  1. archaic frustrated or thwarted; baffled

Origin of frustrate

C15: from Latin frustrāre to cheat, from frustrā in error

Derived forms of frustrate

  • frustrater, noun

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