unsuccessful

play
adjective un·suc·cess·ful \ˌən-sək-ˈses-fəl\

Definition of unsuccessful

  1. :  not successful :  not meeting with or producing success

unsuccessfully

play \ˌən-sək-ˈses-fə-lē\ adverb

Examples of unsuccessful in a sentence

  1. His last novel was unsuccessful.

  2. an unsuccessful attempt to fix the faucet ourselves

1617

First Known Use of unsuccessful

1617



UNSUCCESSFUL Defined for English Language Learners

unsuccessful

play
adjective un·suc·cess·ful \ˌən-sək-ˈses-fəl\

Definition of unsuccessful for English Language Learners

  • : not having or producing success : not successful


UNSUCCESSFUL Defined for Kids

unsuccessful

play
adjective un·suc·cess·ful \ˌən-sək-ˈses-fəl\

Definition of unsuccessful for Students

  1. :  not ending in or having gained success an unsuccessful attempt

unsuccessfully

\-fə-lē\ adverb


Seen and Heard

What made you want to look up unsuccessful? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

capable of being altered or controlled

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • peter-bruegel-tower-of-babel-painting
  • What language does pajama come from?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!