1 definition by MerryLittleMiss

Usually is a weird high spirited girl who is only nice to certain people. She's a beautiful and smarter than everyone else. She's went out with all the boys and them decided to drop them cause she's better than them
If you ever meet an Allanah then you're a lucky person
That new girl is such an Allanah
by MerryLittleMiss January 23, 2017
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