The most incredible,beautiful,thoughtful,girl you will ever meet.You are very luck if you get to know Sierra Barkley.Once she is your friend you have one for life.She loves her family and friends with all heart.
by babygirl#1 April 29, 2010

by Chyk Vicious July 18, 2003

A girl from some appalachian backwater. Her parents are white trash who fancy themselves liberals from the west coast
by Joe_Bag_of_Donuts February 18, 2018

High School 2.0 for people who are to lame to go to a real college. It usually takes more than 10 years to get your "2 year degree".
sierra student: Dude, I'll drive by your 4 year university in a hecka expensive car when I graduate from sierra college.
real college student: Ok, I'll see you in 30 years.
real college student: Ok, I'll see you in 30 years.
by dogod December 19, 2007

a piece of shit soda that isnt even a real soda, but just an after-market by-product of other lemon lime beferages such as Sprite, or 7-Up.
by Harlequin January 16, 2005

A person that will forever bring out the worst in people... You call her "Sierra Mist". She is a criminal...
by Dookie Butter Balls September 22, 2022

by Ilovemilfs420 July 19, 2021
