1. A lead character from the hit CW show "Supernatural". Sam Winchester is the younger brother of Dean Winchester, another main character. Both are monster/demon hunters that travel around the country saving lives and ridding the world of ghosts, werewolves, shapeshifters, demons, etc.

2. A moose.
Girl 1: Hey, did you see Sam Winchester in the new episode last night?
Girl 2: Oh my GOSH, yes! Moose is so hot!
by ash w July 08, 2014
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A term used by egotistical club lacrosse players to describe their loyal ex girlfriends.
Boy 1: GTFO you Winchester whore. Have fun with your tennis boys.

Ex girlfriend: oh ok
by Oopslolfucku September 09, 2019
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He is a hunter on the TV show Supernatural.

He is the older brother of Sam Winchester.
He is in love with the angel, Castiel.
His hobbies include hunting things, drinking, listening to his favorite bands in the Impala, having eye-sex with Castiel, and teasing Sam about his girl hair.
Dean- *staring at Cas*
Castiel- *staring at Dean*
Sam- Oh my God! Dean Winchester, confess your love for him already!
by I.Am.A.Sociopath October 21, 2015
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A small town in Riverside County that you don't know you drove through till it's gone, has one good bar, every body knows every body, there are no secrets, and everyone owns a dog.
Where do you live?
Winchester, CA
Where is that?
On your way to Hemet
by StuckInWinchester August 26, 2012
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Daddy; Moose; Sasquatch.

Moose, the nickname given to Sam by the king of hell. (Also a symbol of prayer to our Lord and Savior Cass.)
Great thinking moose

Sam Winchester is daddy
by Fangirl.Trash January 15, 2018
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1) A character on Supernatural-younger brother of Dean Winchester
2) A species of Moose
Girl 1: What do you think about Sam Winchester?
Girl 2: Oh! You mean MOOSE???
by hphgfangirl April 12, 2014
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A bargain in which a person gives his or her life and soul, either literally or metaphorically, in exchange for the life and soul of a loved one.

Refers to the Winchester family, of the television series Supernatural, who literally and repeatedly offer their lives and souls to demons for one another
Will you please let me have your Ipod? It's not like your making a Winchester bargain or anything!

Many Supernatural fans would consider making Winchester bargains for their families, but luckily they may never have to face such difficult decisions.
by angeswan February 22, 2010
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