vacillating between silly and serious, the talk with Ansari is interrupted several times with giggling—most of it his own.
vacillating and unintelligent, his actions were all guided by his mistress, Mme Bonnemain.
vacillating policies, weakly executed, will ruin the most promising enterprise.
From all of which it must not be taken that I am a vacillating type of man.
England under Charles II was untrustworthy and vacillating, almost a negligible quantity.
She looked into his face imploringly, and she saw that he was vacillating.
On Little's entrance the pupil retired front his uphill work, and glowered with vacillating eyes.
His personal timidity made him at once harsh and vacillating.
But Bonaparte succeeded in inducing the vacillating court to break with both its allies.
In the presence of war he was too often vacillating and incompetent.
1590s, "to sway unsteadily," from Latin vacillatum, from vacillare (see vacillation). Meaning "to waver between two opinions or courses" is recorded from 1620s. Related: Vacillated; vacillates; vacillating.