(1.) verb - The act of patronizing a zoo or marine park.

the thing that you don’t have when you’re phones percentage is over 20

Long haired hippy freaks used this term in the sixties and seventies to refer to the way other people sometimes looked at them in scorn and to the way users looked at things in amazement and wonder when they were on drugs.

The act of hooking up with an ugly and/or large beast. Zooing can be used for ones own need of getting some(See also: desparate and blue balls) or as an act of kindness for a friend(See also: Taking one for the team)