To do things as a weeast would do. such as... celebrate weeaster, get weeasted on the weekends, weeastilate frequently, weeastify, or in other words, manipulate, one's opponents, have a continual weeast infection, and to just be a total weeast of life.
"Things are getting weeasty up in here."
"Let's get really weeasted, man!"
"Dude... that weeast infection is nasty."
"This weeast infection is pissing me off."
"I walked in on your girlfriend weeastilating."