unsure

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

adjective

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

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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