I.A = Immediately Available
I.A.C = In Any Case
I.A.E = In Any Event
I.A.N.A.L = I Am Not A Lawyer (but...)
I.A.Y.M! = I Am Your Master!
I/C = In charge
I.C.C.L = I Couldn't Care Less
I.C.L = In Christian Love
I.C.U = Intensive Care Unit
I.D.B = Illicit Diamond Buyer
I.D.K = I Don't Know
IF / IB? = In Front Or In Back?
I.F.A = Independent Financial Advisor
I.H.T.F.P = I Have Truly Found Paradise
I.H.T.F.P = I Truly Hate This Fucking Place
[i2i] = Eye To Eye
I.I.T = Is It Tight?
I.L.F.D = I Love Female Dominance
I.L.M.D = I Love Male Dominance
I.L.U.M.E.D = I Love You More Each Day
I.M.C.O = In My Considered Opinion
IM.EZ.R.U? = I'm Easy, Are You?
I.M.H.O = In My Humble Opinion
I.M.N.S.H.O = In My Not So Humble Opinion
I.O.U = I Owe You
I.O.W = In Other Words
I.R.A.N = Inspect & Repair As Necessary
I.T = Information Technology
I.T.A.L.Y = I Truly And Always Love You / I Trust And Love You
I.T.M.A! = It's That Man Again!
I.T.Y.F.I.R = I Think You'll Find I'm Right
I.U.2.LUV.U.B.I.A.O.N = I Used 2 Love U But it's all over now
I.W.S.N! = I Want Sex Now!
I.Y.D.K.I.D.K.W.D.! = If You Don't Know I Don't Know Who Does!
I.Y.K.W.I.M.A.I.T.Y.D = If You Know What I Mean And I Think You Do
I.Y.S.O.! = If You Say So!
I.Y.S.W.I.M? = If You See What I mean?