An expression of happiness, craziness, a bit of insanity, used only in text because saying it out loud would be weird. Add more 'eeeee' to fit your needs. It can also be used in celebration. It can also be a feeling, that feeling when you're so excited you want to squeal and dance around.

lil mad is like big mad but the opposite, you mad but not mad to the extent of pullin somthin