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1.
A person who is sexually attracted to cars and/or other vehicles (not to be confused with autosexual).
"Woah! Look at that sweet Camaro!"
"Why the fuck do you have such a boner for cars? Fuckin' automosexual."
by Jenny the Homicidal Maniac October 27, 2006
 
2.
A person who is sexually attracted to cars in place of males and females. Often considered to be gay, s/he does not enjoy any sexual or intimate contact with other people.
(Insert name) just saw this Bentley and had an orgasm. He is so automosexual.
by Tinaaaa December 22, 2006