1). A lady that looks like a dude, or a dude that looks like a lady. 2). Transvestite. 3). Shemale. 4). Cross dressing men or butch lesbians.
No, Katee, you didn't invent this word. But you can say, "Ew, gross, look at shim! Its dick is hanging out of its skirt!"
by imbendenton July 7, 2005
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Phrase used to describe a woman (she) that may either choose or appears to dress like a man (him)- 'She-Him' (Shim).
Can also be used to refer to a lack of female behaviour or characteristics and instead evidence to those similar of a man.
Jesus dude Im sure that new cleaner is a 'Shim'
by Chris French December 11, 2006
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Derived from the italian word "scemonito" meaning a fool, retart,etc..
THAT GUY1: you guys made me wait outside for 2 hours
THOSE GUYS: Sorry we were eating some bracciole
THAT GUY1: You guys are a bunch of shims
by Ant Anthem September 10, 2006
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When one cannot tell whether or not a person is a she or a he.
Look at that person. Is that a man or a woman? Im pretty sure its a shim.
by gnarsbars78 December 2, 2009
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A male, usually fat, hairy, and prone to playing everquest 16 hours a day, who pretends to be a female while on the internet. Shims allow for roleplaying to be taken to a sexual level while playing video games, and sometimes practice while cybering with random guys in teen chatrooms.
DARK WIZARD: yo wassup

SweetElfChic: hey hunny ;) *flirts*

DARK WIZARD: omg ur really a girl? let's get our characters married and have hot online sex ;) ;) ;)

RETARDEDCHILD: You fucking faggot. You're about to cyber with a shim.
by IEATLIVEPUPPIES April 28, 2005
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1. She/Him - A homosexual male/female parading around, mascarading as the opposite sex.
1. That trick was hot, so I started feeling her up. Then I noticed she had a buldge in here crotch. OMG! it was a SHIM.
by Noodlz March 5, 2003
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used as a direct object, a person. Someone whose sexual identity cannot be identified even after a prolonged conversation.
"Hey, did you meet that new guy at work today?"

"Guy? I thought he was a chick. Name's Leslie."

"Huh, must be a shim."
by neatoness August 30, 2009
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