overgesture
verbEtymology From over- + gesture.
1
To gesture excessively.
- He overgestured and laughed too much, and at some point in his young life he'd had the bone of his skull opened at the temples and filled with jagged lightning-flash sections of purple-black alloy cement.2005, Richard Morgan, Woken Furies, London: Gollancz, →ISBN, page 487: