LORELAI: Why are you dressing in here?
RUNE: The bathrooms are full and the lousy madrigal singers are bullguarding the supply closet so this is the only place.
Bullguarding is US slang for hogging or taking advantage of something, depriving others of the chance to use or enjoy it.
The Annotated Gilmore Girls 
Lol he says “bogarting”, but yeah it’s slang for hogging something
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I’m using the scripts, to avoid confusion based on an actor’s pronunciation. For example, Sean Gunn (Kirk) calls the town Stars Hallow.
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