Created by: DaddyNewt
Definition: n., An expressive gesture made with the belief that the person it is directed at cannot see it, typically occurs during telephone conversations, email discourses, and behind people's backs. v. To use an unseen gesture to express what you cannot say.
Pronunciation: in viz a ru DIC yoo lay shun
Sentence: "Their untimely invisarudiculation might cost them dearly" thought Bob when he walked in on the conference call.
Etymology: invisible + rude + gesticulation