Definition of "gesticulate" [ges•tic•u•late]

• To make gestures especially while speaking, as for emphasis. (verb-intransitive)
• To say or express by gestures. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Sometimes they totter and gesticulate joltingly at ground level, like dolls brought to life."
• "This, said Kierkegaard, is the situation of Christians: The more they gesticulate with their creed, the more laughable they seem to their skeptical neighbors, until the world becomes engulfed in the flames of war and mutual hatred -- a hell on earth as prelude to the hell after death."
• "I love it when people gesticulate with their hands because in psychological terms, it is a sign of an active mind and warmth and vibrancy."