To do a jono is the act of rejecting your current company to maneuver, in a stalking fashion, over to a person of the opposite sex. Doing a Jono usually consists of a male, staring longingly at a female's chest area. This act if performed subconsciously and usually leaves the former company of the "Jonoer" feeling annoyed. Two people can subconsciously do a jono together, which is known as in the trade, Dual Jonoing.
Sarah: "(oh god, hes doing a jono again, i wish he'd leave me alone)"
Phil: "Oh, theres goes Jono on another tit rampage"
Bob: "Ah man, just leave her alone!!"
Jonoer: "breasts? breast breasts breasts breasts! hmph... breast!"
One of the mighty questions that begs to be answered. What da dog doin? Why da dog doin it? Where da dog doin it? When da dog doin it? Where da dog doin it? How da dog doin it? Why are you here? Why are you reading this?
*Literally anything happens*
Human: What dadog doin?