toi mutter nonsense Latin words under your breath.
toi call your least favori teacher Snape.
Your computer says "You've Got Mail" and toi run outside looking for an owl.
toi actually ask for a balai, genêt à balais for Christmas.
toi mutter "lumos" under your breath every time toi turn on a flashlight.
toi sort everyone toi meet into the four Hogwarts houses (Gryffindor, Ravenclaw, Hufflepuff and Slytherin).
toi were burned when toi couldn't get through the flames of your fireplace.
toi had to go to the hospital after toi broke your nose running headfirst into the mur between platforms nine and ten.
The wand order mistake in GoF drove toi crazy, and even after it was "corrected" toi still came up with dozens of theories to explain why that happened.
toi point at normal things like parking meters and say "Look at the things these Muggles dream up!"
toi collect plugs.
toi try on every piece of silvery fabric your mom has to see if toi turn invisible.
Before getting up to get something, toi always try to summon it first. Accio TV remote!
toi watched "Love, Actually" because two minor Harry Potter actors were in it.
toi were reduced to tears when toi finally had Book 5 in your hands.
toi refer to your Chemistry class as Potions.
toi spend hours tapping bricks in special orders, hoping that a secret entrance to Diagon Alley will appear.
When playing chess, toi yell orders to the chess players and get upset when they don't move.
toi yell into the "fellytone."
toi get emotional every time toi hear "Hedwig's Theme".
toi say "wicked" all the time because Rupert Grint does.
toi get thoroughly overexcited every time toi see a word somewhere that is distantly linked with HP (ie. Saint Hedwig's).
toi name all of your pets after HP characters.
toi get into heated arguments over how much gel Tom Felton had in his hair in the first two movies.
toi know that Harry's birthday is July 31, 1980, Hermione's birthday is September 19, 1979 and Ron's birthday is March 1, 1980 even though it was never a dit in the books.
toi refer to Voldemort as "You-Know-Who", and no one has any idea who you're talking about.
toi went out and bought the latest editition of the Webster's Dictionary because they added the word "Muggle".
toi were kicked out of the movie theater for standing on your chair, throwing your shoe at the screen and yelling "THAT DIDN'T HAPPEN IN THE BOOK!"
toi count the days until you're old enough for your Apparation license, and everyone else thinks you're talking about driving.
Your free time on the computer is spent constantly refreshing your favori Harry Potter news site (MuggleNet, of course), hoping for an update.