Walking Pictionary

Someone who talks with their hands and uses other nonverbal cues more than using actual words to communicate.

After Donald lost his own mouth in a bet, he became a walking pictionary.

Walking Pictionary by who who, who who! April 18, 2010

Walking dictionary 

A person who knows many vocabularies and their definitions.

Delphinia is a walking dictionary. She isn't satisfied unless she's shown off her wide range of vocabularies.

Walking dictionary by Nima Danesh June 10, 2013