I broke and reached him
flagon of De Grave. He emptied it at a breath. His
eyes flashed with a fierce light.
He laughed and threw the bottle upwards with a gesticulation I did not understand.
looked at him
in surprise. He repeated the movement -a grotesque
one.
What is the meaning of the word gesticulation in the passage above?
O utterance
O signal
O oath
O phrase