An athletic and beautiful person. Girls with the name sienna are often very energetic and hyperactive but is also very sweet. She knows how make her friends smile even at the darkest times. She is a very lucky girl to be friends with!
by Efox102 September 22, 2019
Get the Siennamug. Very kind, sweet girl. She’s a very hard worker and gets good marks. Sienna is very caring and compassionate and a very loveable person. She has so many friends!
“Sienna’s my best friend, she’s so kind!”
by cole sprouse February 26, 2019
Get the Siennamug. The sexiest woman alive. Can turn anyone’s head when she walks and can fuck like a pro. Has incredible charm towards anyone she comes in contact with and is the most gorgeous girl you will ever see. Very loyal and caring to her current boyfriend and future husband as well.
Dude: “Holy FUCKING SHIT DUDE! DID YOU SEE SIENNA TODAY??? SHE LOOKED HELLA GORGEOUS IM HELLA JEALOUS OF HER BOYFRIEND!”
Girl: “I KNOW RIGHT?? HOW CAN ANYONE EVEN LOOK THAT GOOD ITS STUNNING!! I WANT TO DO HELLA NASTY THINGS WITH HER BUT SHES SUPER LOYAL TO HER BOYFRIEND!”
Girl: “I KNOW RIGHT?? HOW CAN ANYONE EVEN LOOK THAT GOOD ITS STUNNING!! I WANT TO DO HELLA NASTY THINGS WITH HER BUT SHES SUPER LOYAL TO HER BOYFRIEND!”
by TpseudonymY January 9, 2021
Get the Siennamug. A hilarious, smart and creative girl I am jealous of. Looks mean but is very sweet to talk to. She is a good friend but will tell you off if you're a bitch or fake friend. Funny and will have your back through WW3.
by wheresmyvape November 17, 2022
Get the Siennamug. 
The person used to describe Sienna is normally a person that is beautiful with a nice personality, they are cool and popular among everyone, they like to make friends and are always willing to help
by noobsta_nugget September 25, 2020
Get the Siennamug.