One, usually a young girl, who is kind and cute but has a mean side and evil streak. Thus, when somebody so potentially cute acts maliciously, they are excused as being a little "sweet heart in training" or a little "S.H.I.T."
Please forgive my Sweet Heart In Training for drowning your cat. We are working on her manners, the little S.H.I.T.
by SeanDogg21 May 9, 2011
Get the Sweet Heart In Trainingmug.