What is S.u.t.i?
Acronym for: sex under the influence. That incudes any substances including alcohol folks! :)
Dude 1: "Geez man I had some gooood S.U.T.I last night..."
Dude 2: "Another one- night- stand then?"
Dude 3: "yup :)"
See acronym, under the influence, drugs, sex, one night stand