adj. A pretend lesbian. A heterosexual female that enjoys playing the role of a lesbian. She probably also enjoys Ani Difranco and watches The L Word because the "plot is interesting". She probably also idolizes "outed" female celebrities.
"Dana's wearing those fake Birkenstocks again, she's such a pretesbian."
"I thought Jenny was a pretesbian until she had sex with Marina."
"I'm such a pretesbian for Dani Campbell."
A girl who has sex or relationships with lesbians but is really straight.
Mary was dating Julie for a while, but I heard she just married a dude. I knew she was a pretesbian.