One after another, the assembled commanders signified assent.
All five made a gesture that signified assent.
The piece of slang was new to Niall, but he gathered that it signified assent.
Edith signified assent with her dark eyes.
We signified assent, and a big burly man in uniform was ushered in.
About five minutes later they appeared again and others, who listened earnestly and after renewed consultation signified assent by holding up the right hand.
It is said that on her deathbed Elizabeth, unable to speak, signified assent to the succession by a movement of her head or hand.
The woman signified assent, but without inviting her visitor in.
Perhaps that was intended to signify assent as well as distress, because she was silent until the mouth insisted "Say it then, love.
The old eyes signified assent.