Simple Definition of vacillate
: to repeatedly change your opinions or desires
Examples of vacillate in a sentence
She has vacillated on this issue.
<vacillated for so long that someone else stepped in and made the decision>
Origin and Etymology of vacillate
Latin vacillatus, past participle of vacillare to sway, waver — more at wink
First Known Use: 1597
Synonym Discussion of vacillate
VACILLATE Defined for Kids
Definition of vacillate for Students
: to hesitate between courses or opinions : be unable to choose
Seen and Heard
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