unsure

[ uhn-shoor, ‐shur ]
/ ʌnˈʃʊər, ‐ʃɜr /

adjective

not certain or confident: He arrived at the party unsure of his welcome.

QUIZZES

WHO SAID IT: A QUIZ ON PRESIDENTIAL WIT AND WISDOM

Think you know your presidents? Take this quiz and see if you can match the style, wit, and ideology of these memorable lines to the right POTUS.
Question 1 of 9
“I do believe that the buck stops here, that I cannot rely upon public opinion polls to tell me what is right. I do believe that right makes might and that if I am wrong, 10 angels swearing I was right would make no difference.”

Origin of unsure

1400–50; Middle English; see un-1 + sure
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for unsure

British Dictionary definitions for unsure

unsure
/ (ʌnˈʃʊə) /

adjective

lacking assurance or self-confidence
(usually postpositive) without sure knowledge; uncertainunsure of her agreement
precarious; insecure
not certain or reliable
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