A transexual who used to be a male and now is a female. Usually in teaching positions, when a doolan is discovered anybody who sees them can instantly that that "is a DUDE."
Man did you see that doolan?
by Dan010101 November 4, 2007
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a looser who createts there own stupid fictional characters like bean man etc...

also is worried about his sexuality
" man that boys such a looser"
" yea dude hes a proper doolan"
by yoypoyoyooy March 18, 2008
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A Dirty Doolan is when you give someone anal penetration but when you take it out there is excrement all over your penis.
Oh my goodness! Kyle gave her a Dirty Doolan last night, he was traumatized!
by iLikeToFanshawe October 14, 2011
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Guy: you are a Dilan!
Other guy: *cries
Doolan means idiot basically
by dabbaddabbad April 16, 2021
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