By no means does this apply to everyone. Its just things about me that make me a Star Wars geek. Everyone has something different to add.
1: You've watched all the films multiple times and can quote it while its playing. (I love doing this!)
2: When you hear the Star Wars theme or another Star Wars song you immediately look for the source of it (I have done this before....a lot...)
3: You've read the Star Wars EU and are obsessed with at least a certain authors work (Mine are the Star Wars books by Jude Watson, Matthew Stover, and Kevin J. Anderson)
4: When your writing your books you capitalize the word 'force' on accident (I did this while writing the fifth book in my science fiction series)
5: You get uber-excited when you get a new Star Wars book to read (I do this before reading any of Jude Watson's books or a book I've heard a lot of good things about)
6: You own at least five action figures and like playing with them sometimes. (I own a lot)
7: When you see an appliance/stick/ or any object that is long and slim, you pick it up and swing it around like a Lightsaber
8: Star Wars: The Clone Wars is your favorite t.v series (though it does annoy me sometimes... :P)
9: You tell people "May the Force be with You"
10: You have an obsession with a certain affiliation in the Star Wars galaxy like- the Jedi, the Sith, Mandalorians, Bounty Hunters...(Mine is the Jedi)
11: Reading a Star Wars refrence book is fun!
12: You proudly wear your Star Wars clothing whenever you want (t-shirts, pajamas, etc.)
13: Dressing up as a Star Wars character is awesome, especially when you pose with a weapon.
14: Star Wars video games are the best
15: You have had a crush on a Star Wars character or an actor in Star Wars at some part (My first crush at age eleven was on Jake Lloyd who plays Anakin in TPM and currently I have a three-year running crush on Obi-Wan Kenobi)
16: You're overly protective of your favorite character in the Saga and get angry when they are insulted. (that would be me about Obi-Wan and Siri)
17: When you reach some place before your friend/sibling you say "What took you so long?" and if its the opposite way around and they ask you that question, you respond "Oh, you know, Master, I couldn't find I speeder that I really liked."
18: You randomly say lines from the Star Wars films, the EU books, and the t.v show when you think of them.
19: You make weird parodies about Star Wars that only other Star Wars geeks would get.
20: You know a lot about lightsaber forms and you can give people a summery of each one. You also can read a really long writings on them without getting bored.
21: You like expressing yourself with Star Wars- such as writing fanfictions, doing fan-art, making short films. (I write Star Wars fanfiction and make action figure films)
22: When you heard that they were showing the Star Wars movies in theaters you started planning your attendance to TPM months and months in advance.
23: You love watching Star Wars parodies and dubbed videos for fun. Even when they're stupid because you get the jokes.
24: You know names of characters such as Siri Tachi, Darra Thel-Tanis, Nick, Bib Fortuna, and Oola.
25: You like to say your a Jedi, a Sith, or a Mandalorian for fun.
26: You have both the Jedi Code and Sith Code memorized and understand their meaning.
27: You know facts about the history of Star Wars and can list many of the major conflicts that took place.
28: You know a lot about the Force and even know the names for the light side and dark side (Ashla - light side and Bogan - dark side)
29: You know names of ships and weapons.
28: You have have one or more favorite EU character(s) (Mine is Siri Tachi.)
30: When you hear people say "Luke, I am your father," you think "That's NOT how is goes!"
31: When people say "What's Star Wars" your response is "You don't know what Star Wars is?!"
32: You get excited when you meet someone of talk to someone online who is obsessed as much as you are.
33: You really really want to go to a convention sometime.
34: You have one or more fan pages on Star Wars you are an admin of.
35: You like to pretend that the kids that are younger that you take care of or talk to is your Padawan.
36: You defend your side of an argument without faltering.
37: You get annoyed when someone makes an assumption about a group in Star Wars when they don't know that much about it.