A young, female individual who possess an undying obsession for unicorns and any object that is shiny or glittery.
The individual may have a short attention spam, a dirty mind, and/or the constant need to urinate.
1: So how was your date last night?
2: It was all good, until i found out she was a Shamirah
1: How so?
2: She just kept talking about unicorns.